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		<title>explain xkcd - User contributions [en]</title>
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		<updated>2026-04-15T14:35:44Z</updated>
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	<entry>
		<id>https://www.explainxkcd.com/wiki/index.php?title=Talk:1335:_Now&amp;diff=62198</id>
		<title>Talk:1335: Now</title>
		<link rel="alternate" type="text/html" href="https://www.explainxkcd.com/wiki/index.php?title=Talk:1335:_Now&amp;diff=62198"/>
				<updated>2014-03-08T17:21:33Z</updated>
		
		<summary type="html">&lt;p&gt;BruceJohnJennerLawso: &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;&amp;lt;pre&amp;gt;| custom    = [http://c.xkcd.com/redirect/comic/now]&amp;lt;/pre&amp;gt;&lt;br /&gt;
This doesn't work. Maybe if we added *.xkcd.com/* to the (external) image whitelist or something? [[Special:Contributions/108.162.231.121|108.162.231.121]] 07:27, 26 February 2014 (UTC)&lt;br /&gt;
:A fine suggestion. I'm probably going to shoot for full archival like we did with [[time]], but this is an ample good solution in the meantime. '''[[User:Davidy22|&amp;lt;u&amp;gt;{{Color|#707|David}}&amp;lt;font color=#070 size=3&amp;gt;y&amp;lt;/font&amp;gt;&amp;lt;/u&amp;gt;&amp;lt;font color=#508 size=4&amp;gt;²²&amp;lt;/font&amp;gt;]]'''[[User talk:Davidy22|&amp;lt;tt&amp;gt;[talk]&amp;lt;/tt&amp;gt;]] 07:30, 26 February 2014 (UTC)&lt;br /&gt;
:Hold on, having wee issues, will resolve soon. '''[[User:Davidy22|&amp;lt;u&amp;gt;{{Color|#707|David}}&amp;lt;font color=#070 size=3&amp;gt;y&amp;lt;/font&amp;gt;&amp;lt;/u&amp;gt;&amp;lt;font color=#508 size=4&amp;gt;²²&amp;lt;/font&amp;gt;]]'''[[User talk:Davidy22|&amp;lt;tt&amp;gt;[talk]&amp;lt;/tt&amp;gt;]] 07:37, 26 February 2014 (UTC)&lt;br /&gt;
&lt;br /&gt;
Here is a scaled animation of every image.  The full size version was too big for me to upload. &lt;br /&gt;
[[File:now-100ms_small6-1.gif|none]]&lt;br /&gt;
[[User:Ti84p|Ti84p]] ([[User talk:Ti84p|talk]]) 07:47, 26 February 2014 (UTC)&lt;br /&gt;
&lt;br /&gt;
For Australia and New Zealand, at least, the clock shows local time with summer time factored in. I bet that it undergoes some changes in March and April as various jurisdictions go on or off daylight saving. [[Special:Contributions/108.162.249.224|108.162.249.224]] 09:20, 26 February 2014 (UTC)&lt;br /&gt;
&lt;br /&gt;
: Good point!  I added this to the explanation.  —[[User:TobyBartels|TobyBartels]] ([[User talk:TobyBartels|talk]]) 13:15, 26 February 2014 (UTC)&lt;br /&gt;
&lt;br /&gt;
:: There's also British Summer Time and all the ''other'' national seasonal adjustments(1)... could you perhaps de-specify the &amp;quot;move the list of North American cities and regions for Daylight-Saving Time (which is the same thing as Summer Time)&amp;quot; statement to remove the inadvertent US-centrism?  Maybe &amp;quot;...of northern-latitudes cities for Daylight-Saving Time or equivalent Summer Time designation&amp;quot;..?  (Definitely could be better phrased than I just put, though.)&lt;br /&gt;
:: (1) Note, they don't even all switch at the same time, necessarily.  If Randall is going to change the basic map template (pre-rotation) for any Summer/non-Summer transition, he's probably going to have to do it multiple times each spring/autumn, as various regions jiggle about. [[Special:Contributions/141.101.99.41|141.101.99.41]] 13:52, 26 February 2014 (UTC)&lt;br /&gt;
&lt;br /&gt;
::: Exactly, they don't all switch at the same time.  North America isn't mentioned to be US-centric, it's mentioned because the change happens there first.  Sure, we could bring up BST and all the rest, but there's no need to make the discussion longer than necessary.  (The original wording also was not US-centric, privileging the non-US term &amp;quot;Summer Time&amp;quot; that's used where it's currently being observed, but somebody changed that.)  —[[User:TobyBartels|TobyBartels]] ([[User talk:TobyBartels|talk]]) 18:14, 26 February 2014 (UTC)&lt;br /&gt;
::::I made that change just to use the same title as the Wikipedia page to which we are linking.  I don't feel strongly about it.  --[[User:BlueMoonlet|BlueMoonlet]] ([[User talk:BlueMoonlet|talk]]) 18:46, 26 February 2014 (UTC)&lt;br /&gt;
&lt;br /&gt;
As for the map itself, I think the title text should provide the exact time for the location under the cursor, by doing calculations for the mouseover event and updating the t.t. accordingly. I imagine it is doable for Randall. For accuracy's sake, the Antarctic region could be excluded. [[Special:Contributions/141.101.89.225|141.101.89.225]] 12:19, 26 February 2014 (UTC)&lt;br /&gt;
: Or maybe someone'll fancy doing it as a userscript. [[Special:Contributions/141.101.89.225|141.101.89.225]] 12:23, 26 February 2014 (UTC)&lt;br /&gt;
&lt;br /&gt;
I made a version that the user can rotate themselves. It only loads a single image. http://c0la.s3.amazonaws.com/xkcd1335.html {{unsigned ip|173.245.53.182}}&lt;br /&gt;
&lt;br /&gt;
The gif image is very good to understand this comic. However it would be very nice if it rotated a little slower. Instead of one turn every ten seconds it could be one every minute. [[Special:Contributions/173.245.50.84|173.245.50.84]] 14:37, 26 February 2014 (UTC)&lt;br /&gt;
&lt;br /&gt;
: When I look a little off-centre, it always seems that South America is about to catch up with Antarctica, but it never does!  —[[User:TobyBartels|TobyBartels]] ([[User talk:TobyBartels|talk]]) 18:14, 26 February 2014 (UTC)&lt;br /&gt;
&lt;br /&gt;
He used an Azimuthal equidistant projection?!?!? ;_; [[User:Swhouseworth|Swhouseworth]] ([[User talk:Swhouseworth|talk]]) 16:20, 26 February 2014 (UTC)&lt;br /&gt;
&lt;br /&gt;
: Yeah, should have been equal area!  —[[User:TobyBartels|TobyBartels]] ([[User talk:TobyBartels|talk]]) 18:14, 26 February 2014 (UTC)&lt;br /&gt;
&lt;br /&gt;
:: On the Transcript for this comic the last line erroneously describes the innermost circle as &amp;quot;the Earth as seen from the south pole&amp;quot;, when as Swhouseworth correctly points out, this is an Azimuthal equidistant projection centered on the south pole. —[[User:Andrewpost|Andrewpost]] ([[User talk:Andrewpost|talk]]) 14:43, 27 February 2014 (UTC)&lt;br /&gt;
&lt;br /&gt;
Question: If there are 24 Hours in a day, why in the description does it go from hour 0 to hour 21? That's only 22 hours. Where are the other 2 hours? Even if it isn't listed on the comic (I think it's the time zones in the Atlantic between Eastern Brazil and the UK - basically UTC-1hr and UTC-2hr), shouldn't there be spaces in the charts showing those hours? I don't think any of the islands in that region use those time zones (opting instead to use GMT - like Iceland for example), but I think those hours should still be included since they ''are'' on the static part of the map. Also, it makes sense to me that the center of the words ''NOON'' and ''MIDNIGHT'' are edges of segments themselves, making 24 segments in total. Randall just couldn't draw those discrete segments and also easily have the words written for our convenience. --[[User:Dangerkeith3000|Dangerkeith3000]] ([[User talk:Dangerkeith3000|talk]]) 16:46, 26 February 2014 (UTC)&lt;br /&gt;
&lt;br /&gt;
: Every time zone is used somewhere in international waters (well, every one that's a whole number of hours off of Universal Time), so they certainly should all be included.  —[[User:TobyBartels|TobyBartels]] ([[User talk:TobyBartels|talk]]) 18:14, 26 February 2014 (UTC)&lt;br /&gt;
: Added South Georgia as UTC-2 and Cape Verde as UTC-1.  According to Wikipedia, coastal Brazil and Greenland are both UTC-2 during the summer, but Brazil just ended summer time last Sunday (Feb. 23), and Greenland won't start until late March.  There are approximately no permanently inhabited places that use UTC-2 all year, so I just went with South Georgia because it's historically significant. [[User:Fryhole|Fryhole]] ([[User talk:Fryhole|talk]]) 20:20, 26 February 2014 (UTC)&lt;br /&gt;
&lt;br /&gt;
Randall's continent naming scheme is interesting.  The most commonly taught model in the U.S. has seven continents, but the purple continent is Australia rather than Oceania.  The name Oceania is common in Spanish-speaking countries, but those places generally have a six-continent model with the Americas merged. Is Randall's model standard anywhere? [[User:Fryhole|Fryhole]] ([[User talk:Fryhole|talk]]) 20:00, 26 February 2014 (UTC)&lt;br /&gt;
&lt;br /&gt;
: FIBA and, before 2006, FIFA.  (In 2006 FIFA moved Australia from Oceania to Asia).  As a further parallel neither the sporting bodies nor the comic actually mention Antarctica.  Note that the comic does not say these are continents.  Oceania has some distinct characteristics, so it often shows up as a &amp;quot;region of the world&amp;quot;.&lt;br /&gt;
[[Special:Contributions/108.162.218.59|108.162.218.59]] 19:08, 27 February 2014 (UTC)&lt;br /&gt;
distinoften shows up as a &amp;quot;region of the world&amp;quot;. It has some distinct characteristics, which is why FIFA, FIBA and others treat it as a region.&lt;br /&gt;
[[Special:Contributions/108.162.218.59|108.162.218.59]] 19:08, 27 February 2014 (UTC)&lt;br /&gt;
&lt;br /&gt;
Kamchatka is probably a reference to 850: https://xkcd.com/850/ [[Special:Contributions/108.162.216.48|108.162.216.48]] 20:22, 26 February 2014 (UTC)&lt;br /&gt;
&lt;br /&gt;
Hey, I'd just like to note that GIMP &amp;quot;Optimize for GIF&amp;quot; reduced the GIF size to 7.1MiB from current 9.3MiB.  If I reduced the colours to 32, which still looked &amp;quot;good enough&amp;quot; in my opinion, the GIF was only 3.5MiB.&lt;br /&gt;
http://m8y.org/tmp/temp.gif  (optimize)&lt;br /&gt;
http://m8y.org/tmp/temp2.gif  (optimize + colour reduction)&lt;br /&gt;
&lt;br /&gt;
It might be worth replacing to improve load times.&lt;br /&gt;
You might want to make your own since I didn't check frame times or anything, I just ran &amp;quot;index&amp;quot; and &amp;quot;optimize&amp;quot; and then exported{{unsigned ip|108.162.219.77}}&lt;br /&gt;
:You are right, but that picture should be less then 1MB. I will do some tests, and if it does work I will talk about this. --[[User:Dgbrt|Dgbrt]] ([[User talk:Dgbrt|talk]]) 23:51, 26 February 2014 (UTC)&lt;br /&gt;
::m'k - well. Using 20 colours and scaling it down 50% resulted in 1.1MiB... http://m8y.org/tmp/temp3.gif&lt;br /&gt;
:::I'm now at the time frame at &amp;quot;Rude to call&amp;quot;, but nevertheless the PNG files have to be optimized to a GIF, after that an animated GIF should be much smaller. --[[User:Dgbrt|Dgbrt]] ([[User talk:Dgbrt|talk]]) 01:03, 27 February 2014 (UTC)&lt;br /&gt;
::::I'm guessing an indexed APNG could be smaller (due to more efficient compression) than a GIF, but unfortunately I don't thing apngasm is as efficient as GIMP's optimize for gif feature.&lt;br /&gt;
&lt;br /&gt;
Does anybody know what clock Randall is using? [[Special:Contributions/199.27.128.75|199.27.128.75]]EvanJM42&lt;br /&gt;
&lt;br /&gt;
Randall no doubt knows about the Time Zone Database (http://en.wikipedia.org/wiki/Tz_database) so he may well have coded this page to incorporate seasonal time changes from that database.  We'll have to watch what happens.&lt;br /&gt;
[[Special:Contributions/108.162.219.15|108.162.219.15]] 12:59, 27 February 2014 (UTC)&lt;br /&gt;
&lt;br /&gt;
Any idea of a way of using this image as a wallpaper for OSX in a way that updates every 30 minutes? Yes, n00b question, but I cannot think of an easily implemented solution. {{unsigned ip|108.162.218.77}}&lt;br /&gt;
::Hey. I don't know too much about how OSX does wallpapers, but under Linux, the desktop wallpaper will automatically update if the image is modified.  This means you could make a simple shell script that copies (or possibly updates a symlink) to wallpaper.png based upon the current time. The file for the copy or symlink could be referenced as... H=$(date -u +%H); M=$(date -u +%M); FILE=&amp;quot;${H}h${M}m.png&amp;quot;  I use a similar approach for automatically rotating the image in http://m8y.org/images/sandy_1280_1024_stripped.svg in a cronjob using sed.  The sed modification of the svg automatically updates the background.  With any luck, you can do the same thing in OSX once you've pointed your wallpaper at a location. {{unsigned ip|173.245.54.56}}&lt;br /&gt;
&lt;br /&gt;
;Implementations&lt;br /&gt;
Hi, I'm new and a tad confused by how this discussion page editing works, but: I made a time zone converter based on this XKCD comic, over here: http://www.xkcdnow.com - I think it could be fitting to add a link to it somewhere to this article, but I don't wanna come across as spammy, and couldn't find any other explainxkcd articles with an external links section (wikipedia style)... Any thoughts? - wauter&lt;br /&gt;
: This is a great site! Maybe we could insert an &amp;quot;Implementations&amp;quot; category into the article. If we do so, I could provide another cool one: https://play.google.com/store/apps/details?id=net.phillab.xkcd_now which is a widget for Android - including tribute to explainxkcd -- [[Special:Contributions/173.245.53.146|173.245.53.146]] 16:20, 5 March 2014 (UTC)&lt;br /&gt;
:That sounds good to me. The latest release for my version can be found at https://github.com/BruceJohnJennerLawso/xkcd-Now/releases/tag/1.02 on my Github page. By the way, I like your timezones idea, would you mind if I tried to implement that in mine at some point? [[User:BruceJohnJennerLawso|BruceJohnJennerLawso]] ([[User talk:BruceJohnJennerLawso|talk]]) 15:29, 6 March 2014 (UTC)&lt;br /&gt;
: I would also like the implementation section. If you use a Windows PC, you can use the script found at http://github.com/leipert/xkcd-now-clock to automatically set your Wallpaper to the current status of xkcd now. It also gives you the possibility to add some an digital clock, an analog clock or fix the image to your time zone. [http://github.com/leipert leipert] 18:02, 6 March 2014 (UTC){{unsigned ip|108.162.254.68}}&lt;br /&gt;
:: Spruced up the Implementations section a bit. A quick tip: if you want to make your link work by clicking on the blue text, add a space after the link in the square brackets, &amp;amp; type in the text, ie [link.com This takes you to link.com!!!]&lt;/div&gt;</summary>
		<author><name>BruceJohnJennerLawso</name></author>	</entry>

	<entry>
		<id>https://www.explainxkcd.com/wiki/index.php?title=1335:_Now&amp;diff=62132</id>
		<title>1335: Now</title>
		<link rel="alternate" type="text/html" href="https://www.explainxkcd.com/wiki/index.php?title=1335:_Now&amp;diff=62132"/>
				<updated>2014-03-07T19:30:01Z</updated>
		
		<summary type="html">&lt;p&gt;BruceJohnJennerLawso: /* Implementations */&lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;&amp;lt;div class=&amp;quot;plainlinks&amp;quot;&amp;gt;&lt;br /&gt;
{{comic&lt;br /&gt;
| number    = 1335&lt;br /&gt;
| before    = ''Explainxkcd note: The image below is accelerated to show a full day's spin in approximately 10 seconds. The actual comic completes one revolution per day. &amp;lt;br/&amp;gt;For the current state, see [http://xkcd.com/now/ http://xkcd.com/now]''&lt;br /&gt;
| date      = February 26, 2014&lt;br /&gt;
| title     = Now&lt;br /&gt;
| image     = now.gif&lt;br /&gt;
| titletext = This image stays roughly in sync with the day (assuming the Earth continues spinning). Shortcut: [http://xkcd.com/now xkcd.com/now]&lt;br /&gt;
}}&lt;br /&gt;
&amp;lt;/div&amp;gt;&lt;br /&gt;
&lt;br /&gt;
==Explanation==&lt;br /&gt;
The picture is divided in 24 segments representing the 24 hours of the day. The break between segments is not visible at noon or midnight because of the words, but presumably exists.&lt;br /&gt;
&lt;br /&gt;
The picture rotates by 3.75 {{w|degree (angle)|degrees}} every 15 minutes, as does the Earth, so that it is constantly up to date in showing which regions are currently at which times of day. The picture change seems to happen half-way through a 15-minute time increment (that is, at 7½, 22½, 37½, and 52½ minutes after each hour), so that the picture is always correct for the nearest multiple of 15 minutes.&lt;br /&gt;
&lt;br /&gt;
The map projection of the earth in the middle of the picture shows an {{w|azimuthal equidistant projection}} with the {{w|South Pole}} in the center.  This is unusual, as the projection typically puts the north pole in the center, but necessary in order for it to rotate clockwise. [[Randall]] was playing on projections before in [[977: Map Projections]].&lt;br /&gt;
&lt;br /&gt;
The list of cities and countries doesn't match the map exactly - notice how the continent of Australia is shifted far to the left of the words &amp;quot;most Australian cities&amp;quot;. This is because the map is centered relative to the {{w|time zone}}s and the local variations therein.  The map shows the current (February 2014) configuration of time zones with respect to {{w|daylight saving time}} (also known as summer time), which is being observed at the time of the comic's initial release in parts of Australia, New Zealand, Brazil, and other countries not named in this comic. If the map is to stay accurate through the year, the location of place names will have to move over the next few months as parts of the southern hemisphere go off DST and parts of the northern hemisphere go onto it, but we don't yet know whether Randall will bother to include this.&lt;br /&gt;
&lt;br /&gt;
In many countries &amp;quot;{{w|business hours}}&amp;quot; are considered to be from 9&amp;amp;nbsp;am to 5&amp;amp;nbsp;pm. With some exceptions, including emergencies, it is generally considered rude to place a {{w|telephone}} call to someone's residence during the hours when most people are asleep; Randall portrays this time period as extending from 10&amp;amp;nbsp;pm to 8&amp;amp;nbsp;am.  This may be a reference to the 10&amp;amp;nbsp;pm &amp;quot;cutoff&amp;quot; time [http://www.youtube.com/watch?v=L0WeQJW-H3Y discussed] in an episode of &amp;quot;Curb Your Enthusiasm.&amp;quot; &lt;br /&gt;
&lt;br /&gt;
On midnight at UTC we can see this situation:&lt;br /&gt;
*00:00 UTC {{w|Greenwich Mean Time}}&lt;br /&gt;
::UK, Portugal&lt;br /&gt;
::West Africa&lt;br /&gt;
*01:00 UTC {{w|Central European Time}}&lt;br /&gt;
::Most of central Europe&lt;br /&gt;
::Nigeria, and many more countries belonging to the {{w|West Africa Time}} zone&lt;br /&gt;
*02:00 UTC {{w|Eastern European Time}}&lt;br /&gt;
::Eastern Europe, many countries like Bulgaria, Romania or Greece&lt;br /&gt;
::The {{w|Levant}} &lt;br /&gt;
::Egypt&lt;br /&gt;
*03:00 UTC {{w|UTC+03:00}} (East Africa Time, Eastern Europe Forward Time, and Arabia Standard Time)&lt;br /&gt;
::Ethiopia, Kenya, Madagascar, Somalia, and more&lt;br /&gt;
::Kaliningrad and Belarus&lt;br /&gt;
::Iraq, Kuwait, Saudi Arabia, and more.&lt;br /&gt;
::Iran is at {{w|Iran Standard Time}}, using an offset of UTC+03:30&lt;br /&gt;
*04:00 UTC {{w|UTC+04:00}} &lt;br /&gt;
::{{w|Moscow Time}}&lt;br /&gt;
::United Arab Emirates, Mauritius, and more&lt;br /&gt;
::Afghanistan is at {{w|Time in Afghanistan}}, using an offset of UTC+04:30&lt;br /&gt;
::Iran is at {{w|Iran Standard Time}}, using an offset of UTC+03:30&lt;br /&gt;
*05:00 UTC {{w|UTC+05:00}}&lt;br /&gt;
::Pakistan, Western Australia, Maldives and some France former colonies.&lt;br /&gt;
::Afghanistan is at {{w|Time in Afghanistan}}, using an offset of UTC+04:30&lt;br /&gt;
::India and Sri Lanka using {{w|UTC+05:30}}&lt;br /&gt;
::Nepal is using a much more odd offset at {{w|UTC+05:45}}&lt;br /&gt;
*06:00 UTC {{w|UTC+06:00}}&lt;br /&gt;
::Bangladesh, Bhutan...&lt;br /&gt;
::UK {{w|British Indian Ocean Territory}}&lt;br /&gt;
::Russia at {{w|Yekaterinburg Time}}, also Kazakhstan and Kyrgyzstan&lt;br /&gt;
::China only use {{w|Time in China|one time zone}} (+08:00) but Xinjiang and Tibet unofficially use +06:00 &lt;br /&gt;
::India and Sri Lanka using {{w|UTC+05:30}}&lt;br /&gt;
::Nepal is using a much more odd offset at {{w|UTC+05:45}}&lt;br /&gt;
*07:00 UTC {{w|UTC+07:00}}&lt;br /&gt;
::South-east Asia like Cambodia, Indonesia, Thailand, Vietnam, and more&lt;br /&gt;
::Christmas Island belonging to Australia&lt;br /&gt;
::Russia is also using the {{w|Omsk Time}}&lt;br /&gt;
*08:00 UTC {{w|UTC+08:00}}&lt;br /&gt;
::Western Australia&lt;br /&gt;
::China uses only {{w|Time in China|one time zone}} while the country spans about five.&lt;br /&gt;
::Singapore&lt;br /&gt;
::Philippines&lt;br /&gt;
::Perth&lt;br /&gt;
*09:00 UTC {{w|UTC+09:00}}&lt;br /&gt;
::Japan&lt;br /&gt;
::The Koreas&lt;br /&gt;
*10:00 UTC {{w|UTC+10:00}}&lt;br /&gt;
::Brisbane and the Australian Capital Territory, New South Wales, Queensland, Tasmania and Victoria&lt;br /&gt;
::US: Guam and Northern Mariana Islands&lt;br /&gt;
*11:00 UTC {{w|UTC+11:00}}&lt;br /&gt;
::Micronesia, New Caledonia, Solomon Islands, Vanuatu&lt;br /&gt;
::Russia {{w|Vladivostok Time}}&lt;br /&gt;
*12:00 UTC {{w|UTC+12:00}} or {{w|UTC−12:00}}&lt;br /&gt;
::Kamchatka (a Russian peninsula at the east Siberia), Kiribati, Marshall Islands, Nauru, Tuvalu and more&lt;br /&gt;
*13:00 UTC {{w|UTC+13:00}} or {{w|UTC−11:00}}&lt;br /&gt;
::New Zealand, Kiribati, Tonga&lt;br /&gt;
*14:00 UTC {{w|UTC+14:00}} or {{w|UTC−10:00}}&lt;br /&gt;
::Hawaii, Samoa&lt;br /&gt;
::French Polynesia, Cook Islands, and more&lt;br /&gt;
::Line Islands, belonging to Kiribati&lt;br /&gt;
*15:00 UTC {{w|UTC−09:00}}&lt;br /&gt;
::{{W|Time in Alaska|Alaska}} (some islands of Alaska is at -10:00 and a few city's are at -08:00) &lt;br /&gt;
::French Polynesia &lt;br /&gt;
*16:00 UTC {{w|UTC−08:00}} or {{w|Pacific Time Zone}}&lt;br /&gt;
::US West Coast&lt;br /&gt;
::Canada or (British Columbia and Yukon)&lt;br /&gt;
::Mexico (Baja California)&lt;br /&gt;
*17:00 UTC {{w|UTC−07:00}} or {{w|Mountain Time Zone}}&lt;br /&gt;
::US: Denver, and much more&lt;br /&gt;
::Canada: Alberta (Calgary, Edmonton), British Columbia, more&lt;br /&gt;
*18:00 UTC {{w|UTC−06:00}} or {{w|Central Time Zone}}&lt;br /&gt;
::Mexico, Chile, Ecuador, Nicaragua and more&lt;br /&gt;
::US: Chicago, Texas except of some most westernmost counties, and many more&lt;br /&gt;
*19:00 UTC {{w|UTC−05:00}} or {{w|Eastern Time Zone}}&lt;br /&gt;
::Eastern Canada like Ontario or Quebec&lt;br /&gt;
::US East Coast including New York and Florida.&lt;br /&gt;
::But also Cuba, Haiti, Panama and much more countries&lt;br /&gt;
*20:00 UTC {{w|UTC−04:00}} or {{w|Atlantic Time Zone}}&lt;br /&gt;
::Canadian Maritimes: New Brunswick, Prince Edward Island, Nova Scotia. (Newfoundland uses {{w|UTC-03:30}} )&lt;br /&gt;
::Chile&lt;br /&gt;
::Greenland&lt;br /&gt;
::Most of the Caribbean Islands.&lt;br /&gt;
*21:00 UTC {{w|UTC−03:00}}&lt;br /&gt;
::Coastal Brazil, Argentina, Uruguay, French Guiana, the UK Falkland Islands, and more&lt;br /&gt;
*22:00 UTC {{w|UTC−02:00}}&lt;br /&gt;
::UK: South Georgia and the South Sandwich Islands&lt;br /&gt;
::Brazil: Fernando de Noronha&lt;br /&gt;
*23:00 UTC {{w|UTC−01:00}}&lt;br /&gt;
::Cape Verde&lt;br /&gt;
::Azores (part of Portugal)&lt;br /&gt;
&lt;br /&gt;
==Technical notes==&lt;br /&gt;
When first posted, the picture was exactly 12 hours off. Somewhere around 5:10 UTC, this was fixed.  The original version also included a listing for Inland Brazil; this could have created a conflict with US East Coast when Daylight-Saving Time begins in the US, and it has been removed.&lt;br /&gt;
&lt;br /&gt;
The names used for the image files refer not to {{w|Universal Time|UTC (Universal Time)}} as one might expect but rather to the time exactly 12 hours off of that. The name of the image file linked from the page matched Universal Time during the first few hours, but the file-naming scheme did not change when the comic was corrected.&lt;br /&gt;
&lt;br /&gt;
==Transcript==&lt;br /&gt;
:[The comic is a moving circle with a static outer ring.]&lt;br /&gt;
&lt;br /&gt;
:[The outermost part of the static ring is divided in 22 segments representing the 24 hours of the day. The Noon (11 AM - 1 PM) and Midnight (11 PM - 1 AM) segments cover two hours which are not segmented. The ring is divided so it is yellow from 6 AM to 6 PM and dark grey on the other half]&lt;br /&gt;
::Noon - 6 PM - Midnight - 6 AM&lt;br /&gt;
&lt;br /&gt;
:[The innermost part of the static ring is light grey and divided in two sections that cower from 9 AM to 5 PM and from 10 PM to 8 AM respectively. They  contain descriptions of the time intervals.]&lt;br /&gt;
::Business hours (9-5) &lt;br /&gt;
::Rude to call&lt;br /&gt;
&lt;br /&gt;
:[The rest of the image consist of a rotating part]&lt;br /&gt;
&lt;br /&gt;
:[On the innermost part of the circle is the Earth as seen from the south pole. Each continent has a different color. The colors are&lt;br /&gt;
:*Europe: Red&lt;br /&gt;
:*Africa: Cyan&lt;br /&gt;
:*Asia: Green&lt;br /&gt;
:*Oceania: Purple&lt;br /&gt;
:*North America: Blue-violet&lt;br /&gt;
:*South America: Olive green&lt;br /&gt;
:*Antarctica (The south pole): Light grey&lt;br /&gt;
&lt;br /&gt;
:[Two segmented rings circle the map - these give the names of the continents (not the Antactica) and the color of the ring match the color of the continent on the map. Each segment cover the part of the map with the given continent. The one with Europe is merged with the one for Asia - and the color also merges from red to green along Turkey and Russia where the transition from Europe to Asia occurs.]&lt;br /&gt;
&lt;br /&gt;
:[On the inner ring are the names of the following continents (white text on a segment with the color of the continent)]&lt;br /&gt;
::Africa&lt;br /&gt;
::Oceania&lt;br /&gt;
::South America&lt;br /&gt;
&lt;br /&gt;
:[On the second of these rings are the names of the following continents (white text on a segment with the color of the continent)]&lt;br /&gt;
::Europe Asia &lt;br /&gt;
::North America&lt;br /&gt;
&lt;br /&gt;
:[On the outermost ring of the moving circle are written names of regions, countries and cities of the Earth over the part of the map in which time zone they belong. All the text is color coded to match the color of the continent they belong to as given on the central map. The text is written in four lines. Below the names are sorted by color and reading from left to right first - and only sorting top to bottom if needed]&lt;br /&gt;
&lt;br /&gt;
:[Europe - Red text:]&lt;br /&gt;
::UK - Most of Europe - Eastern Europe &lt;br /&gt;
&lt;br /&gt;
:[Africa - Cyan text:]&lt;br /&gt;
::West Africa - Nigeria - Egypt - East Africa &lt;br /&gt;
&lt;br /&gt;
:[Asia - Green text:]&lt;br /&gt;
::The Levant - Iraq - Iran - Moscow - Afghanistan - Pakistan - India - Southeast Asia - Java - China - Singapore - Philippines - Japan - The Koreas - Kamchatka&lt;br /&gt;
&lt;br /&gt;
:[Oceania - Purple text:]&lt;br /&gt;
::Perth - Brisbane - Most Australian cities - New Zealand&lt;br /&gt;
&lt;br /&gt;
:[North America - Blue-violet text:]&lt;br /&gt;
::Alaska - US West Coast - Denver - Mexico - Chicago - Texas - Eastern Canada - US East coast - Canadian Maritimes&lt;br /&gt;
&lt;br /&gt;
:[South America - Olive green text:]&lt;br /&gt;
:: Coastal Brazil&lt;br /&gt;
&lt;br /&gt;
==Implementations==&lt;br /&gt;
There are currently several implementations of the Now comic available for several different platforms:&lt;br /&gt;
&lt;br /&gt;
===Windows===&lt;br /&gt;
A [https://github.com/leipert/xkcd-now-clock script] that automatically updates the wallpaper for the current time.&lt;br /&gt;
&lt;br /&gt;
===Android===&lt;br /&gt;
An [https://play.google.com/store/apps/details?id=net.phillab.xkcd_now Android widget] version of the comic.&lt;br /&gt;
&lt;br /&gt;
===Web===&lt;br /&gt;
A [http://www.xkcdnow.com/ web-based implementation] which also displays time zones.&lt;br /&gt;
&lt;br /&gt;
===Cross-Platform===&lt;br /&gt;
An [https://github.com/BruceJohnJennerLawso/xkcd-Now/releases/tag/1.02 offline version of the comic] made using C++ and SFML.&lt;br /&gt;
&lt;br /&gt;
{{comic discussion}}&lt;br /&gt;
[[Category:Comics with color]]&lt;br /&gt;
[[Category:Dynamic comics]]&lt;/div&gt;</summary>
		<author><name>BruceJohnJennerLawso</name></author>	</entry>

	<entry>
		<id>https://www.explainxkcd.com/wiki/index.php?title=1335:_Now&amp;diff=62131</id>
		<title>1335: Now</title>
		<link rel="alternate" type="text/html" href="https://www.explainxkcd.com/wiki/index.php?title=1335:_Now&amp;diff=62131"/>
				<updated>2014-03-07T19:29:33Z</updated>
		
		<summary type="html">&lt;p&gt;BruceJohnJennerLawso: /* Implementations */&lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;&amp;lt;div class=&amp;quot;plainlinks&amp;quot;&amp;gt;&lt;br /&gt;
{{comic&lt;br /&gt;
| number    = 1335&lt;br /&gt;
| before    = ''Explainxkcd note: The image below is accelerated to show a full day's spin in approximately 10 seconds. The actual comic completes one revolution per day. &amp;lt;br/&amp;gt;For the current state, see [http://xkcd.com/now/ http://xkcd.com/now]''&lt;br /&gt;
| date      = February 26, 2014&lt;br /&gt;
| title     = Now&lt;br /&gt;
| image     = now.gif&lt;br /&gt;
| titletext = This image stays roughly in sync with the day (assuming the Earth continues spinning). Shortcut: [http://xkcd.com/now xkcd.com/now]&lt;br /&gt;
}}&lt;br /&gt;
&amp;lt;/div&amp;gt;&lt;br /&gt;
&lt;br /&gt;
==Explanation==&lt;br /&gt;
The picture is divided in 24 segments representing the 24 hours of the day. The break between segments is not visible at noon or midnight because of the words, but presumably exists.&lt;br /&gt;
&lt;br /&gt;
The picture rotates by 3.75 {{w|degree (angle)|degrees}} every 15 minutes, as does the Earth, so that it is constantly up to date in showing which regions are currently at which times of day. The picture change seems to happen half-way through a 15-minute time increment (that is, at 7½, 22½, 37½, and 52½ minutes after each hour), so that the picture is always correct for the nearest multiple of 15 minutes.&lt;br /&gt;
&lt;br /&gt;
The map projection of the earth in the middle of the picture shows an {{w|azimuthal equidistant projection}} with the {{w|South Pole}} in the center.  This is unusual, as the projection typically puts the north pole in the center, but necessary in order for it to rotate clockwise. [[Randall]] was playing on projections before in [[977: Map Projections]].&lt;br /&gt;
&lt;br /&gt;
The list of cities and countries doesn't match the map exactly - notice how the continent of Australia is shifted far to the left of the words &amp;quot;most Australian cities&amp;quot;. This is because the map is centered relative to the {{w|time zone}}s and the local variations therein.  The map shows the current (February 2014) configuration of time zones with respect to {{w|daylight saving time}} (also known as summer time), which is being observed at the time of the comic's initial release in parts of Australia, New Zealand, Brazil, and other countries not named in this comic. If the map is to stay accurate through the year, the location of place names will have to move over the next few months as parts of the southern hemisphere go off DST and parts of the northern hemisphere go onto it, but we don't yet know whether Randall will bother to include this.&lt;br /&gt;
&lt;br /&gt;
In many countries &amp;quot;{{w|business hours}}&amp;quot; are considered to be from 9&amp;amp;nbsp;am to 5&amp;amp;nbsp;pm. With some exceptions, including emergencies, it is generally considered rude to place a {{w|telephone}} call to someone's residence during the hours when most people are asleep; Randall portrays this time period as extending from 10&amp;amp;nbsp;pm to 8&amp;amp;nbsp;am.  This may be a reference to the 10&amp;amp;nbsp;pm &amp;quot;cutoff&amp;quot; time [http://www.youtube.com/watch?v=L0WeQJW-H3Y discussed] in an episode of &amp;quot;Curb Your Enthusiasm.&amp;quot; &lt;br /&gt;
&lt;br /&gt;
On midnight at UTC we can see this situation:&lt;br /&gt;
*00:00 UTC {{w|Greenwich Mean Time}}&lt;br /&gt;
::UK, Portugal&lt;br /&gt;
::West Africa&lt;br /&gt;
*01:00 UTC {{w|Central European Time}}&lt;br /&gt;
::Most of central Europe&lt;br /&gt;
::Nigeria, and many more countries belonging to the {{w|West Africa Time}} zone&lt;br /&gt;
*02:00 UTC {{w|Eastern European Time}}&lt;br /&gt;
::Eastern Europe, many countries like Bulgaria, Romania or Greece&lt;br /&gt;
::The {{w|Levant}} &lt;br /&gt;
::Egypt&lt;br /&gt;
*03:00 UTC {{w|UTC+03:00}} (East Africa Time, Eastern Europe Forward Time, and Arabia Standard Time)&lt;br /&gt;
::Ethiopia, Kenya, Madagascar, Somalia, and more&lt;br /&gt;
::Kaliningrad and Belarus&lt;br /&gt;
::Iraq, Kuwait, Saudi Arabia, and more.&lt;br /&gt;
::Iran is at {{w|Iran Standard Time}}, using an offset of UTC+03:30&lt;br /&gt;
*04:00 UTC {{w|UTC+04:00}} &lt;br /&gt;
::{{w|Moscow Time}}&lt;br /&gt;
::United Arab Emirates, Mauritius, and more&lt;br /&gt;
::Afghanistan is at {{w|Time in Afghanistan}}, using an offset of UTC+04:30&lt;br /&gt;
::Iran is at {{w|Iran Standard Time}}, using an offset of UTC+03:30&lt;br /&gt;
*05:00 UTC {{w|UTC+05:00}}&lt;br /&gt;
::Pakistan, Western Australia, Maldives and some France former colonies.&lt;br /&gt;
::Afghanistan is at {{w|Time in Afghanistan}}, using an offset of UTC+04:30&lt;br /&gt;
::India and Sri Lanka using {{w|UTC+05:30}}&lt;br /&gt;
::Nepal is using a much more odd offset at {{w|UTC+05:45}}&lt;br /&gt;
*06:00 UTC {{w|UTC+06:00}}&lt;br /&gt;
::Bangladesh, Bhutan...&lt;br /&gt;
::UK {{w|British Indian Ocean Territory}}&lt;br /&gt;
::Russia at {{w|Yekaterinburg Time}}, also Kazakhstan and Kyrgyzstan&lt;br /&gt;
::China only use {{w|Time in China|one time zone}} (+08:00) but Xinjiang and Tibet unofficially use +06:00 &lt;br /&gt;
::India and Sri Lanka using {{w|UTC+05:30}}&lt;br /&gt;
::Nepal is using a much more odd offset at {{w|UTC+05:45}}&lt;br /&gt;
*07:00 UTC {{w|UTC+07:00}}&lt;br /&gt;
::South-east Asia like Cambodia, Indonesia, Thailand, Vietnam, and more&lt;br /&gt;
::Christmas Island belonging to Australia&lt;br /&gt;
::Russia is also using the {{w|Omsk Time}}&lt;br /&gt;
*08:00 UTC {{w|UTC+08:00}}&lt;br /&gt;
::Western Australia&lt;br /&gt;
::China uses only {{w|Time in China|one time zone}} while the country spans about five.&lt;br /&gt;
::Singapore&lt;br /&gt;
::Philippines&lt;br /&gt;
::Perth&lt;br /&gt;
*09:00 UTC {{w|UTC+09:00}}&lt;br /&gt;
::Japan&lt;br /&gt;
::The Koreas&lt;br /&gt;
*10:00 UTC {{w|UTC+10:00}}&lt;br /&gt;
::Brisbane and the Australian Capital Territory, New South Wales, Queensland, Tasmania and Victoria&lt;br /&gt;
::US: Guam and Northern Mariana Islands&lt;br /&gt;
*11:00 UTC {{w|UTC+11:00}}&lt;br /&gt;
::Micronesia, New Caledonia, Solomon Islands, Vanuatu&lt;br /&gt;
::Russia {{w|Vladivostok Time}}&lt;br /&gt;
*12:00 UTC {{w|UTC+12:00}} or {{w|UTC−12:00}}&lt;br /&gt;
::Kamchatka (a Russian peninsula at the east Siberia), Kiribati, Marshall Islands, Nauru, Tuvalu and more&lt;br /&gt;
*13:00 UTC {{w|UTC+13:00}} or {{w|UTC−11:00}}&lt;br /&gt;
::New Zealand, Kiribati, Tonga&lt;br /&gt;
*14:00 UTC {{w|UTC+14:00}} or {{w|UTC−10:00}}&lt;br /&gt;
::Hawaii, Samoa&lt;br /&gt;
::French Polynesia, Cook Islands, and more&lt;br /&gt;
::Line Islands, belonging to Kiribati&lt;br /&gt;
*15:00 UTC {{w|UTC−09:00}}&lt;br /&gt;
::{{W|Time in Alaska|Alaska}} (some islands of Alaska is at -10:00 and a few city's are at -08:00) &lt;br /&gt;
::French Polynesia &lt;br /&gt;
*16:00 UTC {{w|UTC−08:00}} or {{w|Pacific Time Zone}}&lt;br /&gt;
::US West Coast&lt;br /&gt;
::Canada or (British Columbia and Yukon)&lt;br /&gt;
::Mexico (Baja California)&lt;br /&gt;
*17:00 UTC {{w|UTC−07:00}} or {{w|Mountain Time Zone}}&lt;br /&gt;
::US: Denver, and much more&lt;br /&gt;
::Canada: Alberta (Calgary, Edmonton), British Columbia, more&lt;br /&gt;
*18:00 UTC {{w|UTC−06:00}} or {{w|Central Time Zone}}&lt;br /&gt;
::Mexico, Chile, Ecuador, Nicaragua and more&lt;br /&gt;
::US: Chicago, Texas except of some most westernmost counties, and many more&lt;br /&gt;
*19:00 UTC {{w|UTC−05:00}} or {{w|Eastern Time Zone}}&lt;br /&gt;
::Eastern Canada like Ontario or Quebec&lt;br /&gt;
::US East Coast including New York and Florida.&lt;br /&gt;
::But also Cuba, Haiti, Panama and much more countries&lt;br /&gt;
*20:00 UTC {{w|UTC−04:00}} or {{w|Atlantic Time Zone}}&lt;br /&gt;
::Canadian Maritimes: New Brunswick, Prince Edward Island, Nova Scotia. (Newfoundland uses {{w|UTC-03:30}} )&lt;br /&gt;
::Chile&lt;br /&gt;
::Greenland&lt;br /&gt;
::Most of the Caribbean Islands.&lt;br /&gt;
*21:00 UTC {{w|UTC−03:00}}&lt;br /&gt;
::Coastal Brazil, Argentina, Uruguay, French Guiana, the UK Falkland Islands, and more&lt;br /&gt;
*22:00 UTC {{w|UTC−02:00}}&lt;br /&gt;
::UK: South Georgia and the South Sandwich Islands&lt;br /&gt;
::Brazil: Fernando de Noronha&lt;br /&gt;
*23:00 UTC {{w|UTC−01:00}}&lt;br /&gt;
::Cape Verde&lt;br /&gt;
::Azores (part of Portugal)&lt;br /&gt;
&lt;br /&gt;
==Technical notes==&lt;br /&gt;
When first posted, the picture was exactly 12 hours off. Somewhere around 5:10 UTC, this was fixed.  The original version also included a listing for Inland Brazil; this could have created a conflict with US East Coast when Daylight-Saving Time begins in the US, and it has been removed.&lt;br /&gt;
&lt;br /&gt;
The names used for the image files refer not to {{w|Universal Time|UTC (Universal Time)}} as one might expect but rather to the time exactly 12 hours off of that. The name of the image file linked from the page matched Universal Time during the first few hours, but the file-naming scheme did not change when the comic was corrected.&lt;br /&gt;
&lt;br /&gt;
==Transcript==&lt;br /&gt;
:[The comic is a moving circle with a static outer ring.]&lt;br /&gt;
&lt;br /&gt;
:[The outermost part of the static ring is divided in 22 segments representing the 24 hours of the day. The Noon (11 AM - 1 PM) and Midnight (11 PM - 1 AM) segments cover two hours which are not segmented. The ring is divided so it is yellow from 6 AM to 6 PM and dark grey on the other half]&lt;br /&gt;
::Noon - 6 PM - Midnight - 6 AM&lt;br /&gt;
&lt;br /&gt;
:[The innermost part of the static ring is light grey and divided in two sections that cower from 9 AM to 5 PM and from 10 PM to 8 AM respectively. They  contain descriptions of the time intervals.]&lt;br /&gt;
::Business hours (9-5) &lt;br /&gt;
::Rude to call&lt;br /&gt;
&lt;br /&gt;
:[The rest of the image consist of a rotating part]&lt;br /&gt;
&lt;br /&gt;
:[On the innermost part of the circle is the Earth as seen from the south pole. Each continent has a different color. The colors are&lt;br /&gt;
:*Europe: Red&lt;br /&gt;
:*Africa: Cyan&lt;br /&gt;
:*Asia: Green&lt;br /&gt;
:*Oceania: Purple&lt;br /&gt;
:*North America: Blue-violet&lt;br /&gt;
:*South America: Olive green&lt;br /&gt;
:*Antarctica (The south pole): Light grey&lt;br /&gt;
&lt;br /&gt;
:[Two segmented rings circle the map - these give the names of the continents (not the Antactica) and the color of the ring match the color of the continent on the map. Each segment cover the part of the map with the given continent. The one with Europe is merged with the one for Asia - and the color also merges from red to green along Turkey and Russia where the transition from Europe to Asia occurs.]&lt;br /&gt;
&lt;br /&gt;
:[On the inner ring are the names of the following continents (white text on a segment with the color of the continent)]&lt;br /&gt;
::Africa&lt;br /&gt;
::Oceania&lt;br /&gt;
::South America&lt;br /&gt;
&lt;br /&gt;
:[On the second of these rings are the names of the following continents (white text on a segment with the color of the continent)]&lt;br /&gt;
::Europe Asia &lt;br /&gt;
::North America&lt;br /&gt;
&lt;br /&gt;
:[On the outermost ring of the moving circle are written names of regions, countries and cities of the Earth over the part of the map in which time zone they belong. All the text is color coded to match the color of the continent they belong to as given on the central map. The text is written in four lines. Below the names are sorted by color and reading from left to right first - and only sorting top to bottom if needed]&lt;br /&gt;
&lt;br /&gt;
:[Europe - Red text:]&lt;br /&gt;
::UK - Most of Europe - Eastern Europe &lt;br /&gt;
&lt;br /&gt;
:[Africa - Cyan text:]&lt;br /&gt;
::West Africa - Nigeria - Egypt - East Africa &lt;br /&gt;
&lt;br /&gt;
:[Asia - Green text:]&lt;br /&gt;
::The Levant - Iraq - Iran - Moscow - Afghanistan - Pakistan - India - Southeast Asia - Java - China - Singapore - Philippines - Japan - The Koreas - Kamchatka&lt;br /&gt;
&lt;br /&gt;
:[Oceania - Purple text:]&lt;br /&gt;
::Perth - Brisbane - Most Australian cities - New Zealand&lt;br /&gt;
&lt;br /&gt;
:[North America - Blue-violet text:]&lt;br /&gt;
::Alaska - US West Coast - Denver - Mexico - Chicago - Texas - Eastern Canada - US East coast - Canadian Maritimes&lt;br /&gt;
&lt;br /&gt;
:[South America - Olive green text:]&lt;br /&gt;
:: Coastal Brazil&lt;br /&gt;
&lt;br /&gt;
==Implementations==&lt;br /&gt;
There are currently several implementations of the Now comic available on multiple platforms:&lt;br /&gt;
&lt;br /&gt;
===Windows===&lt;br /&gt;
A [https://github.com/leipert/xkcd-now-clock script] that automatically updates the wallpaper for the current time.&lt;br /&gt;
&lt;br /&gt;
===Android===&lt;br /&gt;
An [https://play.google.com/store/apps/details?id=net.phillab.xkcd_now Android widget] version of the comic.&lt;br /&gt;
&lt;br /&gt;
===Web===&lt;br /&gt;
A [http://www.xkcdnow.com/ web-based implementation] which also displays time zones.&lt;br /&gt;
&lt;br /&gt;
===Cross-Platform===&lt;br /&gt;
An [https://github.com/BruceJohnJennerLawso/xkcd-Now/releases/tag/1.02 offline version of the comic] made using C++ and SFML.&lt;br /&gt;
&lt;br /&gt;
{{comic discussion}}&lt;br /&gt;
[[Category:Comics with color]]&lt;br /&gt;
[[Category:Dynamic comics]]&lt;/div&gt;</summary>
		<author><name>BruceJohnJennerLawso</name></author>	</entry>

	<entry>
		<id>https://www.explainxkcd.com/wiki/index.php?title=1335:_Now&amp;diff=62130</id>
		<title>1335: Now</title>
		<link rel="alternate" type="text/html" href="https://www.explainxkcd.com/wiki/index.php?title=1335:_Now&amp;diff=62130"/>
				<updated>2014-03-07T19:25:45Z</updated>
		
		<summary type="html">&lt;p&gt;BruceJohnJennerLawso: /* Web */&lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;&amp;lt;div class=&amp;quot;plainlinks&amp;quot;&amp;gt;&lt;br /&gt;
{{comic&lt;br /&gt;
| number    = 1335&lt;br /&gt;
| before    = ''Explainxkcd note: The image below is accelerated to show a full day's spin in approximately 10 seconds. The actual comic completes one revolution per day. &amp;lt;br/&amp;gt;For the current state, see [http://xkcd.com/now/ http://xkcd.com/now]''&lt;br /&gt;
| date      = February 26, 2014&lt;br /&gt;
| title     = Now&lt;br /&gt;
| image     = now.gif&lt;br /&gt;
| titletext = This image stays roughly in sync with the day (assuming the Earth continues spinning). Shortcut: [http://xkcd.com/now xkcd.com/now]&lt;br /&gt;
}}&lt;br /&gt;
&amp;lt;/div&amp;gt;&lt;br /&gt;
&lt;br /&gt;
==Explanation==&lt;br /&gt;
The picture is divided in 24 segments representing the 24 hours of the day. The break between segments is not visible at noon or midnight because of the words, but presumably exists.&lt;br /&gt;
&lt;br /&gt;
The picture rotates by 3.75 {{w|degree (angle)|degrees}} every 15 minutes, as does the Earth, so that it is constantly up to date in showing which regions are currently at which times of day. The picture change seems to happen half-way through a 15-minute time increment (that is, at 7½, 22½, 37½, and 52½ minutes after each hour), so that the picture is always correct for the nearest multiple of 15 minutes.&lt;br /&gt;
&lt;br /&gt;
The map projection of the earth in the middle of the picture shows an {{w|azimuthal equidistant projection}} with the {{w|South Pole}} in the center.  This is unusual, as the projection typically puts the north pole in the center, but necessary in order for it to rotate clockwise. [[Randall]] was playing on projections before in [[977: Map Projections]].&lt;br /&gt;
&lt;br /&gt;
The list of cities and countries doesn't match the map exactly - notice how the continent of Australia is shifted far to the left of the words &amp;quot;most Australian cities&amp;quot;. This is because the map is centered relative to the {{w|time zone}}s and the local variations therein.  The map shows the current (February 2014) configuration of time zones with respect to {{w|daylight saving time}} (also known as summer time), which is being observed at the time of the comic's initial release in parts of Australia, New Zealand, Brazil, and other countries not named in this comic. If the map is to stay accurate through the year, the location of place names will have to move over the next few months as parts of the southern hemisphere go off DST and parts of the northern hemisphere go onto it, but we don't yet know whether Randall will bother to include this.&lt;br /&gt;
&lt;br /&gt;
In many countries &amp;quot;{{w|business hours}}&amp;quot; are considered to be from 9&amp;amp;nbsp;am to 5&amp;amp;nbsp;pm. With some exceptions, including emergencies, it is generally considered rude to place a {{w|telephone}} call to someone's residence during the hours when most people are asleep; Randall portrays this time period as extending from 10&amp;amp;nbsp;pm to 8&amp;amp;nbsp;am.  This may be a reference to the 10&amp;amp;nbsp;pm &amp;quot;cutoff&amp;quot; time [http://www.youtube.com/watch?v=L0WeQJW-H3Y discussed] in an episode of &amp;quot;Curb Your Enthusiasm.&amp;quot; &lt;br /&gt;
&lt;br /&gt;
On midnight at UTC we can see this situation:&lt;br /&gt;
*00:00 UTC {{w|Greenwich Mean Time}}&lt;br /&gt;
::UK, Portugal&lt;br /&gt;
::West Africa&lt;br /&gt;
*01:00 UTC {{w|Central European Time}}&lt;br /&gt;
::Most of central Europe&lt;br /&gt;
::Nigeria, and many more countries belonging to the {{w|West Africa Time}} zone&lt;br /&gt;
*02:00 UTC {{w|Eastern European Time}}&lt;br /&gt;
::Eastern Europe, many countries like Bulgaria, Romania or Greece&lt;br /&gt;
::The {{w|Levant}} &lt;br /&gt;
::Egypt&lt;br /&gt;
*03:00 UTC {{w|UTC+03:00}} (East Africa Time, Eastern Europe Forward Time, and Arabia Standard Time)&lt;br /&gt;
::Ethiopia, Kenya, Madagascar, Somalia, and more&lt;br /&gt;
::Kaliningrad and Belarus&lt;br /&gt;
::Iraq, Kuwait, Saudi Arabia, and more.&lt;br /&gt;
::Iran is at {{w|Iran Standard Time}}, using an offset of UTC+03:30&lt;br /&gt;
*04:00 UTC {{w|UTC+04:00}} &lt;br /&gt;
::{{w|Moscow Time}}&lt;br /&gt;
::United Arab Emirates, Mauritius, and more&lt;br /&gt;
::Afghanistan is at {{w|Time in Afghanistan}}, using an offset of UTC+04:30&lt;br /&gt;
::Iran is at {{w|Iran Standard Time}}, using an offset of UTC+03:30&lt;br /&gt;
*05:00 UTC {{w|UTC+05:00}}&lt;br /&gt;
::Pakistan, Western Australia, Maldives and some France former colonies.&lt;br /&gt;
::Afghanistan is at {{w|Time in Afghanistan}}, using an offset of UTC+04:30&lt;br /&gt;
::India and Sri Lanka using {{w|UTC+05:30}}&lt;br /&gt;
::Nepal is using a much more odd offset at {{w|UTC+05:45}}&lt;br /&gt;
*06:00 UTC {{w|UTC+06:00}}&lt;br /&gt;
::Bangladesh, Bhutan...&lt;br /&gt;
::UK {{w|British Indian Ocean Territory}}&lt;br /&gt;
::Russia at {{w|Yekaterinburg Time}}, also Kazakhstan and Kyrgyzstan&lt;br /&gt;
::China only use {{w|Time in China|one time zone}} (+08:00) but Xinjiang and Tibet unofficially use +06:00 &lt;br /&gt;
::India and Sri Lanka using {{w|UTC+05:30}}&lt;br /&gt;
::Nepal is using a much more odd offset at {{w|UTC+05:45}}&lt;br /&gt;
*07:00 UTC {{w|UTC+07:00}}&lt;br /&gt;
::South-east Asia like Cambodia, Indonesia, Thailand, Vietnam, and more&lt;br /&gt;
::Christmas Island belonging to Australia&lt;br /&gt;
::Russia is also using the {{w|Omsk Time}}&lt;br /&gt;
*08:00 UTC {{w|UTC+08:00}}&lt;br /&gt;
::Western Australia&lt;br /&gt;
::China uses only {{w|Time in China|one time zone}} while the country spans about five.&lt;br /&gt;
::Singapore&lt;br /&gt;
::Philippines&lt;br /&gt;
::Perth&lt;br /&gt;
*09:00 UTC {{w|UTC+09:00}}&lt;br /&gt;
::Japan&lt;br /&gt;
::The Koreas&lt;br /&gt;
*10:00 UTC {{w|UTC+10:00}}&lt;br /&gt;
::Brisbane and the Australian Capital Territory, New South Wales, Queensland, Tasmania and Victoria&lt;br /&gt;
::US: Guam and Northern Mariana Islands&lt;br /&gt;
*11:00 UTC {{w|UTC+11:00}}&lt;br /&gt;
::Micronesia, New Caledonia, Solomon Islands, Vanuatu&lt;br /&gt;
::Russia {{w|Vladivostok Time}}&lt;br /&gt;
*12:00 UTC {{w|UTC+12:00}} or {{w|UTC−12:00}}&lt;br /&gt;
::Kamchatka (a Russian peninsula at the east Siberia), Kiribati, Marshall Islands, Nauru, Tuvalu and more&lt;br /&gt;
*13:00 UTC {{w|UTC+13:00}} or {{w|UTC−11:00}}&lt;br /&gt;
::New Zealand, Kiribati, Tonga&lt;br /&gt;
*14:00 UTC {{w|UTC+14:00}} or {{w|UTC−10:00}}&lt;br /&gt;
::Hawaii, Samoa&lt;br /&gt;
::French Polynesia, Cook Islands, and more&lt;br /&gt;
::Line Islands, belonging to Kiribati&lt;br /&gt;
*15:00 UTC {{w|UTC−09:00}}&lt;br /&gt;
::{{W|Time in Alaska|Alaska}} (some islands of Alaska is at -10:00 and a few city's are at -08:00) &lt;br /&gt;
::French Polynesia &lt;br /&gt;
*16:00 UTC {{w|UTC−08:00}} or {{w|Pacific Time Zone}}&lt;br /&gt;
::US West Coast&lt;br /&gt;
::Canada or (British Columbia and Yukon)&lt;br /&gt;
::Mexico (Baja California)&lt;br /&gt;
*17:00 UTC {{w|UTC−07:00}} or {{w|Mountain Time Zone}}&lt;br /&gt;
::US: Denver, and much more&lt;br /&gt;
::Canada: Alberta (Calgary, Edmonton), British Columbia, more&lt;br /&gt;
*18:00 UTC {{w|UTC−06:00}} or {{w|Central Time Zone}}&lt;br /&gt;
::Mexico, Chile, Ecuador, Nicaragua and more&lt;br /&gt;
::US: Chicago, Texas except of some most westernmost counties, and many more&lt;br /&gt;
*19:00 UTC {{w|UTC−05:00}} or {{w|Eastern Time Zone}}&lt;br /&gt;
::Eastern Canada like Ontario or Quebec&lt;br /&gt;
::US East Coast including New York and Florida.&lt;br /&gt;
::But also Cuba, Haiti, Panama and much more countries&lt;br /&gt;
*20:00 UTC {{w|UTC−04:00}} or {{w|Atlantic Time Zone}}&lt;br /&gt;
::Canadian Maritimes: New Brunswick, Prince Edward Island, Nova Scotia. (Newfoundland uses {{w|UTC-03:30}} )&lt;br /&gt;
::Chile&lt;br /&gt;
::Greenland&lt;br /&gt;
::Most of the Caribbean Islands.&lt;br /&gt;
*21:00 UTC {{w|UTC−03:00}}&lt;br /&gt;
::Coastal Brazil, Argentina, Uruguay, French Guiana, the UK Falkland Islands, and more&lt;br /&gt;
*22:00 UTC {{w|UTC−02:00}}&lt;br /&gt;
::UK: South Georgia and the South Sandwich Islands&lt;br /&gt;
::Brazil: Fernando de Noronha&lt;br /&gt;
*23:00 UTC {{w|UTC−01:00}}&lt;br /&gt;
::Cape Verde&lt;br /&gt;
::Azores (part of Portugal)&lt;br /&gt;
&lt;br /&gt;
==Technical notes==&lt;br /&gt;
When first posted, the picture was exactly 12 hours off. Somewhere around 5:10 UTC, this was fixed.  The original version also included a listing for Inland Brazil; this could have created a conflict with US East Coast when Daylight-Saving Time begins in the US, and it has been removed.&lt;br /&gt;
&lt;br /&gt;
The names used for the image files refer not to {{w|Universal Time|UTC (Universal Time)}} as one might expect but rather to the time exactly 12 hours off of that. The name of the image file linked from the page matched Universal Time during the first few hours, but the file-naming scheme did not change when the comic was corrected.&lt;br /&gt;
&lt;br /&gt;
==Transcript==&lt;br /&gt;
:[The comic is a moving circle with a static outer ring.]&lt;br /&gt;
&lt;br /&gt;
:[The outermost part of the static ring is divided in 22 segments representing the 24 hours of the day. The Noon (11 AM - 1 PM) and Midnight (11 PM - 1 AM) segments cover two hours which are not segmented. The ring is divided so it is yellow from 6 AM to 6 PM and dark grey on the other half]&lt;br /&gt;
::Noon - 6 PM - Midnight - 6 AM&lt;br /&gt;
&lt;br /&gt;
:[The innermost part of the static ring is light grey and divided in two sections that cower from 9 AM to 5 PM and from 10 PM to 8 AM respectively. They  contain descriptions of the time intervals.]&lt;br /&gt;
::Business hours (9-5) &lt;br /&gt;
::Rude to call&lt;br /&gt;
&lt;br /&gt;
:[The rest of the image consist of a rotating part]&lt;br /&gt;
&lt;br /&gt;
:[On the innermost part of the circle is the Earth as seen from the south pole. Each continent has a different color. The colors are&lt;br /&gt;
:*Europe: Red&lt;br /&gt;
:*Africa: Cyan&lt;br /&gt;
:*Asia: Green&lt;br /&gt;
:*Oceania: Purple&lt;br /&gt;
:*North America: Blue-violet&lt;br /&gt;
:*South America: Olive green&lt;br /&gt;
:*Antarctica (The south pole): Light grey&lt;br /&gt;
&lt;br /&gt;
:[Two segmented rings circle the map - these give the names of the continents (not the Antactica) and the color of the ring match the color of the continent on the map. Each segment cover the part of the map with the given continent. The one with Europe is merged with the one for Asia - and the color also merges from red to green along Turkey and Russia where the transition from Europe to Asia occurs.]&lt;br /&gt;
&lt;br /&gt;
:[On the inner ring are the names of the following continents (white text on a segment with the color of the continent)]&lt;br /&gt;
::Africa&lt;br /&gt;
::Oceania&lt;br /&gt;
::South America&lt;br /&gt;
&lt;br /&gt;
:[On the second of these rings are the names of the following continents (white text on a segment with the color of the continent)]&lt;br /&gt;
::Europe Asia &lt;br /&gt;
::North America&lt;br /&gt;
&lt;br /&gt;
:[On the outermost ring of the moving circle are written names of regions, countries and cities of the Earth over the part of the map in which time zone they belong. All the text is color coded to match the color of the continent they belong to as given on the central map. The text is written in four lines. Below the names are sorted by color and reading from left to right first - and only sorting top to bottom if needed]&lt;br /&gt;
&lt;br /&gt;
:[Europe - Red text:]&lt;br /&gt;
::UK - Most of Europe - Eastern Europe &lt;br /&gt;
&lt;br /&gt;
:[Africa - Cyan text:]&lt;br /&gt;
::West Africa - Nigeria - Egypt - East Africa &lt;br /&gt;
&lt;br /&gt;
:[Asia - Green text:]&lt;br /&gt;
::The Levant - Iraq - Iran - Moscow - Afghanistan - Pakistan - India - Southeast Asia - Java - China - Singapore - Philippines - Japan - The Koreas - Kamchatka&lt;br /&gt;
&lt;br /&gt;
:[Oceania - Purple text:]&lt;br /&gt;
::Perth - Brisbane - Most Australian cities - New Zealand&lt;br /&gt;
&lt;br /&gt;
:[North America - Blue-violet text:]&lt;br /&gt;
::Alaska - US West Coast - Denver - Mexico - Chicago - Texas - Eastern Canada - US East coast - Canadian Maritimes&lt;br /&gt;
&lt;br /&gt;
:[South America - Olive green text:]&lt;br /&gt;
:: Coastal Brazil&lt;br /&gt;
&lt;br /&gt;
==Implementations==&lt;br /&gt;
There are currently several implementations for different platforms displaying the Now clock:&lt;br /&gt;
===Windows===&lt;br /&gt;
A [https://github.com/leipert/xkcd-now-clock script] that automatically updates the wallpaper for the current time.&lt;br /&gt;
&lt;br /&gt;
===Android===&lt;br /&gt;
An [https://play.google.com/store/apps/details?id=net.phillab.xkcd_now Android widget] version of the comic.&lt;br /&gt;
&lt;br /&gt;
===Web===&lt;br /&gt;
A [http://www.xkcdnow.com/ web-based implementation] which also displays time zones.&lt;br /&gt;
&lt;br /&gt;
===Cross-Platform===&lt;br /&gt;
An [https://github.com/BruceJohnJennerLawso/xkcd-Now/releases/tag/1.02 offline version of the comic] made using C++ and SFML.&lt;br /&gt;
&lt;br /&gt;
{{comic discussion}}&lt;br /&gt;
[[Category:Comics with color]]&lt;br /&gt;
[[Category:Dynamic comics]]&lt;/div&gt;</summary>
		<author><name>BruceJohnJennerLawso</name></author>	</entry>

	<entry>
		<id>https://www.explainxkcd.com/wiki/index.php?title=1335:_Now&amp;diff=62129</id>
		<title>1335: Now</title>
		<link rel="alternate" type="text/html" href="https://www.explainxkcd.com/wiki/index.php?title=1335:_Now&amp;diff=62129"/>
				<updated>2014-03-07T19:24:50Z</updated>
		
		<summary type="html">&lt;p&gt;BruceJohnJennerLawso: /* Android */&lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;&amp;lt;div class=&amp;quot;plainlinks&amp;quot;&amp;gt;&lt;br /&gt;
{{comic&lt;br /&gt;
| number    = 1335&lt;br /&gt;
| before    = ''Explainxkcd note: The image below is accelerated to show a full day's spin in approximately 10 seconds. The actual comic completes one revolution per day. &amp;lt;br/&amp;gt;For the current state, see [http://xkcd.com/now/ http://xkcd.com/now]''&lt;br /&gt;
| date      = February 26, 2014&lt;br /&gt;
| title     = Now&lt;br /&gt;
| image     = now.gif&lt;br /&gt;
| titletext = This image stays roughly in sync with the day (assuming the Earth continues spinning). Shortcut: [http://xkcd.com/now xkcd.com/now]&lt;br /&gt;
}}&lt;br /&gt;
&amp;lt;/div&amp;gt;&lt;br /&gt;
&lt;br /&gt;
==Explanation==&lt;br /&gt;
The picture is divided in 24 segments representing the 24 hours of the day. The break between segments is not visible at noon or midnight because of the words, but presumably exists.&lt;br /&gt;
&lt;br /&gt;
The picture rotates by 3.75 {{w|degree (angle)|degrees}} every 15 minutes, as does the Earth, so that it is constantly up to date in showing which regions are currently at which times of day. The picture change seems to happen half-way through a 15-minute time increment (that is, at 7½, 22½, 37½, and 52½ minutes after each hour), so that the picture is always correct for the nearest multiple of 15 minutes.&lt;br /&gt;
&lt;br /&gt;
The map projection of the earth in the middle of the picture shows an {{w|azimuthal equidistant projection}} with the {{w|South Pole}} in the center.  This is unusual, as the projection typically puts the north pole in the center, but necessary in order for it to rotate clockwise. [[Randall]] was playing on projections before in [[977: Map Projections]].&lt;br /&gt;
&lt;br /&gt;
The list of cities and countries doesn't match the map exactly - notice how the continent of Australia is shifted far to the left of the words &amp;quot;most Australian cities&amp;quot;. This is because the map is centered relative to the {{w|time zone}}s and the local variations therein.  The map shows the current (February 2014) configuration of time zones with respect to {{w|daylight saving time}} (also known as summer time), which is being observed at the time of the comic's initial release in parts of Australia, New Zealand, Brazil, and other countries not named in this comic. If the map is to stay accurate through the year, the location of place names will have to move over the next few months as parts of the southern hemisphere go off DST and parts of the northern hemisphere go onto it, but we don't yet know whether Randall will bother to include this.&lt;br /&gt;
&lt;br /&gt;
In many countries &amp;quot;{{w|business hours}}&amp;quot; are considered to be from 9&amp;amp;nbsp;am to 5&amp;amp;nbsp;pm. With some exceptions, including emergencies, it is generally considered rude to place a {{w|telephone}} call to someone's residence during the hours when most people are asleep; Randall portrays this time period as extending from 10&amp;amp;nbsp;pm to 8&amp;amp;nbsp;am.  This may be a reference to the 10&amp;amp;nbsp;pm &amp;quot;cutoff&amp;quot; time [http://www.youtube.com/watch?v=L0WeQJW-H3Y discussed] in an episode of &amp;quot;Curb Your Enthusiasm.&amp;quot; &lt;br /&gt;
&lt;br /&gt;
On midnight at UTC we can see this situation:&lt;br /&gt;
*00:00 UTC {{w|Greenwich Mean Time}}&lt;br /&gt;
::UK, Portugal&lt;br /&gt;
::West Africa&lt;br /&gt;
*01:00 UTC {{w|Central European Time}}&lt;br /&gt;
::Most of central Europe&lt;br /&gt;
::Nigeria, and many more countries belonging to the {{w|West Africa Time}} zone&lt;br /&gt;
*02:00 UTC {{w|Eastern European Time}}&lt;br /&gt;
::Eastern Europe, many countries like Bulgaria, Romania or Greece&lt;br /&gt;
::The {{w|Levant}} &lt;br /&gt;
::Egypt&lt;br /&gt;
*03:00 UTC {{w|UTC+03:00}} (East Africa Time, Eastern Europe Forward Time, and Arabia Standard Time)&lt;br /&gt;
::Ethiopia, Kenya, Madagascar, Somalia, and more&lt;br /&gt;
::Kaliningrad and Belarus&lt;br /&gt;
::Iraq, Kuwait, Saudi Arabia, and more.&lt;br /&gt;
::Iran is at {{w|Iran Standard Time}}, using an offset of UTC+03:30&lt;br /&gt;
*04:00 UTC {{w|UTC+04:00}} &lt;br /&gt;
::{{w|Moscow Time}}&lt;br /&gt;
::United Arab Emirates, Mauritius, and more&lt;br /&gt;
::Afghanistan is at {{w|Time in Afghanistan}}, using an offset of UTC+04:30&lt;br /&gt;
::Iran is at {{w|Iran Standard Time}}, using an offset of UTC+03:30&lt;br /&gt;
*05:00 UTC {{w|UTC+05:00}}&lt;br /&gt;
::Pakistan, Western Australia, Maldives and some France former colonies.&lt;br /&gt;
::Afghanistan is at {{w|Time in Afghanistan}}, using an offset of UTC+04:30&lt;br /&gt;
::India and Sri Lanka using {{w|UTC+05:30}}&lt;br /&gt;
::Nepal is using a much more odd offset at {{w|UTC+05:45}}&lt;br /&gt;
*06:00 UTC {{w|UTC+06:00}}&lt;br /&gt;
::Bangladesh, Bhutan...&lt;br /&gt;
::UK {{w|British Indian Ocean Territory}}&lt;br /&gt;
::Russia at {{w|Yekaterinburg Time}}, also Kazakhstan and Kyrgyzstan&lt;br /&gt;
::China only use {{w|Time in China|one time zone}} (+08:00) but Xinjiang and Tibet unofficially use +06:00 &lt;br /&gt;
::India and Sri Lanka using {{w|UTC+05:30}}&lt;br /&gt;
::Nepal is using a much more odd offset at {{w|UTC+05:45}}&lt;br /&gt;
*07:00 UTC {{w|UTC+07:00}}&lt;br /&gt;
::South-east Asia like Cambodia, Indonesia, Thailand, Vietnam, and more&lt;br /&gt;
::Christmas Island belonging to Australia&lt;br /&gt;
::Russia is also using the {{w|Omsk Time}}&lt;br /&gt;
*08:00 UTC {{w|UTC+08:00}}&lt;br /&gt;
::Western Australia&lt;br /&gt;
::China uses only {{w|Time in China|one time zone}} while the country spans about five.&lt;br /&gt;
::Singapore&lt;br /&gt;
::Philippines&lt;br /&gt;
::Perth&lt;br /&gt;
*09:00 UTC {{w|UTC+09:00}}&lt;br /&gt;
::Japan&lt;br /&gt;
::The Koreas&lt;br /&gt;
*10:00 UTC {{w|UTC+10:00}}&lt;br /&gt;
::Brisbane and the Australian Capital Territory, New South Wales, Queensland, Tasmania and Victoria&lt;br /&gt;
::US: Guam and Northern Mariana Islands&lt;br /&gt;
*11:00 UTC {{w|UTC+11:00}}&lt;br /&gt;
::Micronesia, New Caledonia, Solomon Islands, Vanuatu&lt;br /&gt;
::Russia {{w|Vladivostok Time}}&lt;br /&gt;
*12:00 UTC {{w|UTC+12:00}} or {{w|UTC−12:00}}&lt;br /&gt;
::Kamchatka (a Russian peninsula at the east Siberia), Kiribati, Marshall Islands, Nauru, Tuvalu and more&lt;br /&gt;
*13:00 UTC {{w|UTC+13:00}} or {{w|UTC−11:00}}&lt;br /&gt;
::New Zealand, Kiribati, Tonga&lt;br /&gt;
*14:00 UTC {{w|UTC+14:00}} or {{w|UTC−10:00}}&lt;br /&gt;
::Hawaii, Samoa&lt;br /&gt;
::French Polynesia, Cook Islands, and more&lt;br /&gt;
::Line Islands, belonging to Kiribati&lt;br /&gt;
*15:00 UTC {{w|UTC−09:00}}&lt;br /&gt;
::{{W|Time in Alaska|Alaska}} (some islands of Alaska is at -10:00 and a few city's are at -08:00) &lt;br /&gt;
::French Polynesia &lt;br /&gt;
*16:00 UTC {{w|UTC−08:00}} or {{w|Pacific Time Zone}}&lt;br /&gt;
::US West Coast&lt;br /&gt;
::Canada or (British Columbia and Yukon)&lt;br /&gt;
::Mexico (Baja California)&lt;br /&gt;
*17:00 UTC {{w|UTC−07:00}} or {{w|Mountain Time Zone}}&lt;br /&gt;
::US: Denver, and much more&lt;br /&gt;
::Canada: Alberta (Calgary, Edmonton), British Columbia, more&lt;br /&gt;
*18:00 UTC {{w|UTC−06:00}} or {{w|Central Time Zone}}&lt;br /&gt;
::Mexico, Chile, Ecuador, Nicaragua and more&lt;br /&gt;
::US: Chicago, Texas except of some most westernmost counties, and many more&lt;br /&gt;
*19:00 UTC {{w|UTC−05:00}} or {{w|Eastern Time Zone}}&lt;br /&gt;
::Eastern Canada like Ontario or Quebec&lt;br /&gt;
::US East Coast including New York and Florida.&lt;br /&gt;
::But also Cuba, Haiti, Panama and much more countries&lt;br /&gt;
*20:00 UTC {{w|UTC−04:00}} or {{w|Atlantic Time Zone}}&lt;br /&gt;
::Canadian Maritimes: New Brunswick, Prince Edward Island, Nova Scotia. (Newfoundland uses {{w|UTC-03:30}} )&lt;br /&gt;
::Chile&lt;br /&gt;
::Greenland&lt;br /&gt;
::Most of the Caribbean Islands.&lt;br /&gt;
*21:00 UTC {{w|UTC−03:00}}&lt;br /&gt;
::Coastal Brazil, Argentina, Uruguay, French Guiana, the UK Falkland Islands, and more&lt;br /&gt;
*22:00 UTC {{w|UTC−02:00}}&lt;br /&gt;
::UK: South Georgia and the South Sandwich Islands&lt;br /&gt;
::Brazil: Fernando de Noronha&lt;br /&gt;
*23:00 UTC {{w|UTC−01:00}}&lt;br /&gt;
::Cape Verde&lt;br /&gt;
::Azores (part of Portugal)&lt;br /&gt;
&lt;br /&gt;
==Technical notes==&lt;br /&gt;
When first posted, the picture was exactly 12 hours off. Somewhere around 5:10 UTC, this was fixed.  The original version also included a listing for Inland Brazil; this could have created a conflict with US East Coast when Daylight-Saving Time begins in the US, and it has been removed.&lt;br /&gt;
&lt;br /&gt;
The names used for the image files refer not to {{w|Universal Time|UTC (Universal Time)}} as one might expect but rather to the time exactly 12 hours off of that. The name of the image file linked from the page matched Universal Time during the first few hours, but the file-naming scheme did not change when the comic was corrected.&lt;br /&gt;
&lt;br /&gt;
==Transcript==&lt;br /&gt;
:[The comic is a moving circle with a static outer ring.]&lt;br /&gt;
&lt;br /&gt;
:[The outermost part of the static ring is divided in 22 segments representing the 24 hours of the day. The Noon (11 AM - 1 PM) and Midnight (11 PM - 1 AM) segments cover two hours which are not segmented. The ring is divided so it is yellow from 6 AM to 6 PM and dark grey on the other half]&lt;br /&gt;
::Noon - 6 PM - Midnight - 6 AM&lt;br /&gt;
&lt;br /&gt;
:[The innermost part of the static ring is light grey and divided in two sections that cower from 9 AM to 5 PM and from 10 PM to 8 AM respectively. They  contain descriptions of the time intervals.]&lt;br /&gt;
::Business hours (9-5) &lt;br /&gt;
::Rude to call&lt;br /&gt;
&lt;br /&gt;
:[The rest of the image consist of a rotating part]&lt;br /&gt;
&lt;br /&gt;
:[On the innermost part of the circle is the Earth as seen from the south pole. Each continent has a different color. The colors are&lt;br /&gt;
:*Europe: Red&lt;br /&gt;
:*Africa: Cyan&lt;br /&gt;
:*Asia: Green&lt;br /&gt;
:*Oceania: Purple&lt;br /&gt;
:*North America: Blue-violet&lt;br /&gt;
:*South America: Olive green&lt;br /&gt;
:*Antarctica (The south pole): Light grey&lt;br /&gt;
&lt;br /&gt;
:[Two segmented rings circle the map - these give the names of the continents (not the Antactica) and the color of the ring match the color of the continent on the map. Each segment cover the part of the map with the given continent. The one with Europe is merged with the one for Asia - and the color also merges from red to green along Turkey and Russia where the transition from Europe to Asia occurs.]&lt;br /&gt;
&lt;br /&gt;
:[On the inner ring are the names of the following continents (white text on a segment with the color of the continent)]&lt;br /&gt;
::Africa&lt;br /&gt;
::Oceania&lt;br /&gt;
::South America&lt;br /&gt;
&lt;br /&gt;
:[On the second of these rings are the names of the following continents (white text on a segment with the color of the continent)]&lt;br /&gt;
::Europe Asia &lt;br /&gt;
::North America&lt;br /&gt;
&lt;br /&gt;
:[On the outermost ring of the moving circle are written names of regions, countries and cities of the Earth over the part of the map in which time zone they belong. All the text is color coded to match the color of the continent they belong to as given on the central map. The text is written in four lines. Below the names are sorted by color and reading from left to right first - and only sorting top to bottom if needed]&lt;br /&gt;
&lt;br /&gt;
:[Europe - Red text:]&lt;br /&gt;
::UK - Most of Europe - Eastern Europe &lt;br /&gt;
&lt;br /&gt;
:[Africa - Cyan text:]&lt;br /&gt;
::West Africa - Nigeria - Egypt - East Africa &lt;br /&gt;
&lt;br /&gt;
:[Asia - Green text:]&lt;br /&gt;
::The Levant - Iraq - Iran - Moscow - Afghanistan - Pakistan - India - Southeast Asia - Java - China - Singapore - Philippines - Japan - The Koreas - Kamchatka&lt;br /&gt;
&lt;br /&gt;
:[Oceania - Purple text:]&lt;br /&gt;
::Perth - Brisbane - Most Australian cities - New Zealand&lt;br /&gt;
&lt;br /&gt;
:[North America - Blue-violet text:]&lt;br /&gt;
::Alaska - US West Coast - Denver - Mexico - Chicago - Texas - Eastern Canada - US East coast - Canadian Maritimes&lt;br /&gt;
&lt;br /&gt;
:[South America - Olive green text:]&lt;br /&gt;
:: Coastal Brazil&lt;br /&gt;
&lt;br /&gt;
==Implementations==&lt;br /&gt;
There are currently several implementations for different platforms displaying the Now clock:&lt;br /&gt;
===Windows===&lt;br /&gt;
A [https://github.com/leipert/xkcd-now-clock script] that automatically updates the wallpaper for the current time.&lt;br /&gt;
&lt;br /&gt;
===Android===&lt;br /&gt;
An [https://play.google.com/store/apps/details?id=net.phillab.xkcd_now Android widget] version of the comic.&lt;br /&gt;
&lt;br /&gt;
===Web===&lt;br /&gt;
A website additionally displaying time zones [http://www.xkcdnow.com/].&lt;br /&gt;
===Cross-Platform===&lt;br /&gt;
An [https://github.com/BruceJohnJennerLawso/xkcd-Now/releases/tag/1.02 offline version of the comic] made using C++ and SFML.&lt;br /&gt;
&lt;br /&gt;
{{comic discussion}}&lt;br /&gt;
[[Category:Comics with color]]&lt;br /&gt;
[[Category:Dynamic comics]]&lt;/div&gt;</summary>
		<author><name>BruceJohnJennerLawso</name></author>	</entry>

	<entry>
		<id>https://www.explainxkcd.com/wiki/index.php?title=1335:_Now&amp;diff=62128</id>
		<title>1335: Now</title>
		<link rel="alternate" type="text/html" href="https://www.explainxkcd.com/wiki/index.php?title=1335:_Now&amp;diff=62128"/>
				<updated>2014-03-07T19:23:29Z</updated>
		
		<summary type="html">&lt;p&gt;BruceJohnJennerLawso: /* Windows */&lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;&amp;lt;div class=&amp;quot;plainlinks&amp;quot;&amp;gt;&lt;br /&gt;
{{comic&lt;br /&gt;
| number    = 1335&lt;br /&gt;
| before    = ''Explainxkcd note: The image below is accelerated to show a full day's spin in approximately 10 seconds. The actual comic completes one revolution per day. &amp;lt;br/&amp;gt;For the current state, see [http://xkcd.com/now/ http://xkcd.com/now]''&lt;br /&gt;
| date      = February 26, 2014&lt;br /&gt;
| title     = Now&lt;br /&gt;
| image     = now.gif&lt;br /&gt;
| titletext = This image stays roughly in sync with the day (assuming the Earth continues spinning). Shortcut: [http://xkcd.com/now xkcd.com/now]&lt;br /&gt;
}}&lt;br /&gt;
&amp;lt;/div&amp;gt;&lt;br /&gt;
&lt;br /&gt;
==Explanation==&lt;br /&gt;
The picture is divided in 24 segments representing the 24 hours of the day. The break between segments is not visible at noon or midnight because of the words, but presumably exists.&lt;br /&gt;
&lt;br /&gt;
The picture rotates by 3.75 {{w|degree (angle)|degrees}} every 15 minutes, as does the Earth, so that it is constantly up to date in showing which regions are currently at which times of day. The picture change seems to happen half-way through a 15-minute time increment (that is, at 7½, 22½, 37½, and 52½ minutes after each hour), so that the picture is always correct for the nearest multiple of 15 minutes.&lt;br /&gt;
&lt;br /&gt;
The map projection of the earth in the middle of the picture shows an {{w|azimuthal equidistant projection}} with the {{w|South Pole}} in the center.  This is unusual, as the projection typically puts the north pole in the center, but necessary in order for it to rotate clockwise. [[Randall]] was playing on projections before in [[977: Map Projections]].&lt;br /&gt;
&lt;br /&gt;
The list of cities and countries doesn't match the map exactly - notice how the continent of Australia is shifted far to the left of the words &amp;quot;most Australian cities&amp;quot;. This is because the map is centered relative to the {{w|time zone}}s and the local variations therein.  The map shows the current (February 2014) configuration of time zones with respect to {{w|daylight saving time}} (also known as summer time), which is being observed at the time of the comic's initial release in parts of Australia, New Zealand, Brazil, and other countries not named in this comic. If the map is to stay accurate through the year, the location of place names will have to move over the next few months as parts of the southern hemisphere go off DST and parts of the northern hemisphere go onto it, but we don't yet know whether Randall will bother to include this.&lt;br /&gt;
&lt;br /&gt;
In many countries &amp;quot;{{w|business hours}}&amp;quot; are considered to be from 9&amp;amp;nbsp;am to 5&amp;amp;nbsp;pm. With some exceptions, including emergencies, it is generally considered rude to place a {{w|telephone}} call to someone's residence during the hours when most people are asleep; Randall portrays this time period as extending from 10&amp;amp;nbsp;pm to 8&amp;amp;nbsp;am.  This may be a reference to the 10&amp;amp;nbsp;pm &amp;quot;cutoff&amp;quot; time [http://www.youtube.com/watch?v=L0WeQJW-H3Y discussed] in an episode of &amp;quot;Curb Your Enthusiasm.&amp;quot; &lt;br /&gt;
&lt;br /&gt;
On midnight at UTC we can see this situation:&lt;br /&gt;
*00:00 UTC {{w|Greenwich Mean Time}}&lt;br /&gt;
::UK, Portugal&lt;br /&gt;
::West Africa&lt;br /&gt;
*01:00 UTC {{w|Central European Time}}&lt;br /&gt;
::Most of central Europe&lt;br /&gt;
::Nigeria, and many more countries belonging to the {{w|West Africa Time}} zone&lt;br /&gt;
*02:00 UTC {{w|Eastern European Time}}&lt;br /&gt;
::Eastern Europe, many countries like Bulgaria, Romania or Greece&lt;br /&gt;
::The {{w|Levant}} &lt;br /&gt;
::Egypt&lt;br /&gt;
*03:00 UTC {{w|UTC+03:00}} (East Africa Time, Eastern Europe Forward Time, and Arabia Standard Time)&lt;br /&gt;
::Ethiopia, Kenya, Madagascar, Somalia, and more&lt;br /&gt;
::Kaliningrad and Belarus&lt;br /&gt;
::Iraq, Kuwait, Saudi Arabia, and more.&lt;br /&gt;
::Iran is at {{w|Iran Standard Time}}, using an offset of UTC+03:30&lt;br /&gt;
*04:00 UTC {{w|UTC+04:00}} &lt;br /&gt;
::{{w|Moscow Time}}&lt;br /&gt;
::United Arab Emirates, Mauritius, and more&lt;br /&gt;
::Afghanistan is at {{w|Time in Afghanistan}}, using an offset of UTC+04:30&lt;br /&gt;
::Iran is at {{w|Iran Standard Time}}, using an offset of UTC+03:30&lt;br /&gt;
*05:00 UTC {{w|UTC+05:00}}&lt;br /&gt;
::Pakistan, Western Australia, Maldives and some France former colonies.&lt;br /&gt;
::Afghanistan is at {{w|Time in Afghanistan}}, using an offset of UTC+04:30&lt;br /&gt;
::India and Sri Lanka using {{w|UTC+05:30}}&lt;br /&gt;
::Nepal is using a much more odd offset at {{w|UTC+05:45}}&lt;br /&gt;
*06:00 UTC {{w|UTC+06:00}}&lt;br /&gt;
::Bangladesh, Bhutan...&lt;br /&gt;
::UK {{w|British Indian Ocean Territory}}&lt;br /&gt;
::Russia at {{w|Yekaterinburg Time}}, also Kazakhstan and Kyrgyzstan&lt;br /&gt;
::China only use {{w|Time in China|one time zone}} (+08:00) but Xinjiang and Tibet unofficially use +06:00 &lt;br /&gt;
::India and Sri Lanka using {{w|UTC+05:30}}&lt;br /&gt;
::Nepal is using a much more odd offset at {{w|UTC+05:45}}&lt;br /&gt;
*07:00 UTC {{w|UTC+07:00}}&lt;br /&gt;
::South-east Asia like Cambodia, Indonesia, Thailand, Vietnam, and more&lt;br /&gt;
::Christmas Island belonging to Australia&lt;br /&gt;
::Russia is also using the {{w|Omsk Time}}&lt;br /&gt;
*08:00 UTC {{w|UTC+08:00}}&lt;br /&gt;
::Western Australia&lt;br /&gt;
::China uses only {{w|Time in China|one time zone}} while the country spans about five.&lt;br /&gt;
::Singapore&lt;br /&gt;
::Philippines&lt;br /&gt;
::Perth&lt;br /&gt;
*09:00 UTC {{w|UTC+09:00}}&lt;br /&gt;
::Japan&lt;br /&gt;
::The Koreas&lt;br /&gt;
*10:00 UTC {{w|UTC+10:00}}&lt;br /&gt;
::Brisbane and the Australian Capital Territory, New South Wales, Queensland, Tasmania and Victoria&lt;br /&gt;
::US: Guam and Northern Mariana Islands&lt;br /&gt;
*11:00 UTC {{w|UTC+11:00}}&lt;br /&gt;
::Micronesia, New Caledonia, Solomon Islands, Vanuatu&lt;br /&gt;
::Russia {{w|Vladivostok Time}}&lt;br /&gt;
*12:00 UTC {{w|UTC+12:00}} or {{w|UTC−12:00}}&lt;br /&gt;
::Kamchatka (a Russian peninsula at the east Siberia), Kiribati, Marshall Islands, Nauru, Tuvalu and more&lt;br /&gt;
*13:00 UTC {{w|UTC+13:00}} or {{w|UTC−11:00}}&lt;br /&gt;
::New Zealand, Kiribati, Tonga&lt;br /&gt;
*14:00 UTC {{w|UTC+14:00}} or {{w|UTC−10:00}}&lt;br /&gt;
::Hawaii, Samoa&lt;br /&gt;
::French Polynesia, Cook Islands, and more&lt;br /&gt;
::Line Islands, belonging to Kiribati&lt;br /&gt;
*15:00 UTC {{w|UTC−09:00}}&lt;br /&gt;
::{{W|Time in Alaska|Alaska}} (some islands of Alaska is at -10:00 and a few city's are at -08:00) &lt;br /&gt;
::French Polynesia &lt;br /&gt;
*16:00 UTC {{w|UTC−08:00}} or {{w|Pacific Time Zone}}&lt;br /&gt;
::US West Coast&lt;br /&gt;
::Canada or (British Columbia and Yukon)&lt;br /&gt;
::Mexico (Baja California)&lt;br /&gt;
*17:00 UTC {{w|UTC−07:00}} or {{w|Mountain Time Zone}}&lt;br /&gt;
::US: Denver, and much more&lt;br /&gt;
::Canada: Alberta (Calgary, Edmonton), British Columbia, more&lt;br /&gt;
*18:00 UTC {{w|UTC−06:00}} or {{w|Central Time Zone}}&lt;br /&gt;
::Mexico, Chile, Ecuador, Nicaragua and more&lt;br /&gt;
::US: Chicago, Texas except of some most westernmost counties, and many more&lt;br /&gt;
*19:00 UTC {{w|UTC−05:00}} or {{w|Eastern Time Zone}}&lt;br /&gt;
::Eastern Canada like Ontario or Quebec&lt;br /&gt;
::US East Coast including New York and Florida.&lt;br /&gt;
::But also Cuba, Haiti, Panama and much more countries&lt;br /&gt;
*20:00 UTC {{w|UTC−04:00}} or {{w|Atlantic Time Zone}}&lt;br /&gt;
::Canadian Maritimes: New Brunswick, Prince Edward Island, Nova Scotia. (Newfoundland uses {{w|UTC-03:30}} )&lt;br /&gt;
::Chile&lt;br /&gt;
::Greenland&lt;br /&gt;
::Most of the Caribbean Islands.&lt;br /&gt;
*21:00 UTC {{w|UTC−03:00}}&lt;br /&gt;
::Coastal Brazil, Argentina, Uruguay, French Guiana, the UK Falkland Islands, and more&lt;br /&gt;
*22:00 UTC {{w|UTC−02:00}}&lt;br /&gt;
::UK: South Georgia and the South Sandwich Islands&lt;br /&gt;
::Brazil: Fernando de Noronha&lt;br /&gt;
*23:00 UTC {{w|UTC−01:00}}&lt;br /&gt;
::Cape Verde&lt;br /&gt;
::Azores (part of Portugal)&lt;br /&gt;
&lt;br /&gt;
==Technical notes==&lt;br /&gt;
When first posted, the picture was exactly 12 hours off. Somewhere around 5:10 UTC, this was fixed.  The original version also included a listing for Inland Brazil; this could have created a conflict with US East Coast when Daylight-Saving Time begins in the US, and it has been removed.&lt;br /&gt;
&lt;br /&gt;
The names used for the image files refer not to {{w|Universal Time|UTC (Universal Time)}} as one might expect but rather to the time exactly 12 hours off of that. The name of the image file linked from the page matched Universal Time during the first few hours, but the file-naming scheme did not change when the comic was corrected.&lt;br /&gt;
&lt;br /&gt;
==Transcript==&lt;br /&gt;
:[The comic is a moving circle with a static outer ring.]&lt;br /&gt;
&lt;br /&gt;
:[The outermost part of the static ring is divided in 22 segments representing the 24 hours of the day. The Noon (11 AM - 1 PM) and Midnight (11 PM - 1 AM) segments cover two hours which are not segmented. The ring is divided so it is yellow from 6 AM to 6 PM and dark grey on the other half]&lt;br /&gt;
::Noon - 6 PM - Midnight - 6 AM&lt;br /&gt;
&lt;br /&gt;
:[The innermost part of the static ring is light grey and divided in two sections that cower from 9 AM to 5 PM and from 10 PM to 8 AM respectively. They  contain descriptions of the time intervals.]&lt;br /&gt;
::Business hours (9-5) &lt;br /&gt;
::Rude to call&lt;br /&gt;
&lt;br /&gt;
:[The rest of the image consist of a rotating part]&lt;br /&gt;
&lt;br /&gt;
:[On the innermost part of the circle is the Earth as seen from the south pole. Each continent has a different color. The colors are&lt;br /&gt;
:*Europe: Red&lt;br /&gt;
:*Africa: Cyan&lt;br /&gt;
:*Asia: Green&lt;br /&gt;
:*Oceania: Purple&lt;br /&gt;
:*North America: Blue-violet&lt;br /&gt;
:*South America: Olive green&lt;br /&gt;
:*Antarctica (The south pole): Light grey&lt;br /&gt;
&lt;br /&gt;
:[Two segmented rings circle the map - these give the names of the continents (not the Antactica) and the color of the ring match the color of the continent on the map. Each segment cover the part of the map with the given continent. The one with Europe is merged with the one for Asia - and the color also merges from red to green along Turkey and Russia where the transition from Europe to Asia occurs.]&lt;br /&gt;
&lt;br /&gt;
:[On the inner ring are the names of the following continents (white text on a segment with the color of the continent)]&lt;br /&gt;
::Africa&lt;br /&gt;
::Oceania&lt;br /&gt;
::South America&lt;br /&gt;
&lt;br /&gt;
:[On the second of these rings are the names of the following continents (white text on a segment with the color of the continent)]&lt;br /&gt;
::Europe Asia &lt;br /&gt;
::North America&lt;br /&gt;
&lt;br /&gt;
:[On the outermost ring of the moving circle are written names of regions, countries and cities of the Earth over the part of the map in which time zone they belong. All the text is color coded to match the color of the continent they belong to as given on the central map. The text is written in four lines. Below the names are sorted by color and reading from left to right first - and only sorting top to bottom if needed]&lt;br /&gt;
&lt;br /&gt;
:[Europe - Red text:]&lt;br /&gt;
::UK - Most of Europe - Eastern Europe &lt;br /&gt;
&lt;br /&gt;
:[Africa - Cyan text:]&lt;br /&gt;
::West Africa - Nigeria - Egypt - East Africa &lt;br /&gt;
&lt;br /&gt;
:[Asia - Green text:]&lt;br /&gt;
::The Levant - Iraq - Iran - Moscow - Afghanistan - Pakistan - India - Southeast Asia - Java - China - Singapore - Philippines - Japan - The Koreas - Kamchatka&lt;br /&gt;
&lt;br /&gt;
:[Oceania - Purple text:]&lt;br /&gt;
::Perth - Brisbane - Most Australian cities - New Zealand&lt;br /&gt;
&lt;br /&gt;
:[North America - Blue-violet text:]&lt;br /&gt;
::Alaska - US West Coast - Denver - Mexico - Chicago - Texas - Eastern Canada - US East coast - Canadian Maritimes&lt;br /&gt;
&lt;br /&gt;
:[South America - Olive green text:]&lt;br /&gt;
:: Coastal Brazil&lt;br /&gt;
&lt;br /&gt;
==Implementations==&lt;br /&gt;
There are currently several implementations for different platforms displaying the Now clock:&lt;br /&gt;
===Windows===&lt;br /&gt;
A [https://github.com/leipert/xkcd-now-clock script] that automatically updates the wallpaper for the current time.&lt;br /&gt;
&lt;br /&gt;
===Android===&lt;br /&gt;
An Android widget [https://play.google.com/store/apps/details?id=net.phillab.xkcd_now].&lt;br /&gt;
===Web===&lt;br /&gt;
A website additionally displaying time zones [http://www.xkcdnow.com/].&lt;br /&gt;
===Cross-Platform===&lt;br /&gt;
An [https://github.com/BruceJohnJennerLawso/xkcd-Now/releases/tag/1.02 offline version of the comic] made using C++ and SFML.&lt;br /&gt;
&lt;br /&gt;
{{comic discussion}}&lt;br /&gt;
[[Category:Comics with color]]&lt;br /&gt;
[[Category:Dynamic comics]]&lt;/div&gt;</summary>
		<author><name>BruceJohnJennerLawso</name></author>	</entry>

	<entry>
		<id>https://www.explainxkcd.com/wiki/index.php?title=1335:_Now&amp;diff=62127</id>
		<title>1335: Now</title>
		<link rel="alternate" type="text/html" href="https://www.explainxkcd.com/wiki/index.php?title=1335:_Now&amp;diff=62127"/>
				<updated>2014-03-07T19:20:44Z</updated>
		
		<summary type="html">&lt;p&gt;BruceJohnJennerLawso: Changed the heading to &amp;quot;Cross-Platform&amp;quot;, as the implementation can be compiled on Windows, Linux, or OSX.&lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;&amp;lt;div class=&amp;quot;plainlinks&amp;quot;&amp;gt;&lt;br /&gt;
{{comic&lt;br /&gt;
| number    = 1335&lt;br /&gt;
| before    = ''Explainxkcd note: The image below is accelerated to show a full day's spin in approximately 10 seconds. The actual comic completes one revolution per day. &amp;lt;br/&amp;gt;For the current state, see [http://xkcd.com/now/ http://xkcd.com/now]''&lt;br /&gt;
| date      = February 26, 2014&lt;br /&gt;
| title     = Now&lt;br /&gt;
| image     = now.gif&lt;br /&gt;
| titletext = This image stays roughly in sync with the day (assuming the Earth continues spinning). Shortcut: [http://xkcd.com/now xkcd.com/now]&lt;br /&gt;
}}&lt;br /&gt;
&amp;lt;/div&amp;gt;&lt;br /&gt;
&lt;br /&gt;
==Explanation==&lt;br /&gt;
The picture is divided in 24 segments representing the 24 hours of the day. The break between segments is not visible at noon or midnight because of the words, but presumably exists.&lt;br /&gt;
&lt;br /&gt;
The picture rotates by 3.75 {{w|degree (angle)|degrees}} every 15 minutes, as does the Earth, so that it is constantly up to date in showing which regions are currently at which times of day. The picture change seems to happen half-way through a 15-minute time increment (that is, at 7½, 22½, 37½, and 52½ minutes after each hour), so that the picture is always correct for the nearest multiple of 15 minutes.&lt;br /&gt;
&lt;br /&gt;
The map projection of the earth in the middle of the picture shows an {{w|azimuthal equidistant projection}} with the {{w|South Pole}} in the center.  This is unusual, as the projection typically puts the north pole in the center, but necessary in order for it to rotate clockwise. [[Randall]] was playing on projections before in [[977: Map Projections]].&lt;br /&gt;
&lt;br /&gt;
The list of cities and countries doesn't match the map exactly - notice how the continent of Australia is shifted far to the left of the words &amp;quot;most Australian cities&amp;quot;. This is because the map is centered relative to the {{w|time zone}}s and the local variations therein.  The map shows the current (February 2014) configuration of time zones with respect to {{w|daylight saving time}} (also known as summer time), which is being observed at the time of the comic's initial release in parts of Australia, New Zealand, Brazil, and other countries not named in this comic. If the map is to stay accurate through the year, the location of place names will have to move over the next few months as parts of the southern hemisphere go off DST and parts of the northern hemisphere go onto it, but we don't yet know whether Randall will bother to include this.&lt;br /&gt;
&lt;br /&gt;
In many countries &amp;quot;{{w|business hours}}&amp;quot; are considered to be from 9&amp;amp;nbsp;am to 5&amp;amp;nbsp;pm. With some exceptions, including emergencies, it is generally considered rude to place a {{w|telephone}} call to someone's residence during the hours when most people are asleep; Randall portrays this time period as extending from 10&amp;amp;nbsp;pm to 8&amp;amp;nbsp;am.  This may be a reference to the 10&amp;amp;nbsp;pm &amp;quot;cutoff&amp;quot; time [http://www.youtube.com/watch?v=L0WeQJW-H3Y discussed] in an episode of &amp;quot;Curb Your Enthusiasm.&amp;quot; &lt;br /&gt;
&lt;br /&gt;
On midnight at UTC we can see this situation:&lt;br /&gt;
*00:00 UTC {{w|Greenwich Mean Time}}&lt;br /&gt;
::UK, Portugal&lt;br /&gt;
::West Africa&lt;br /&gt;
*01:00 UTC {{w|Central European Time}}&lt;br /&gt;
::Most of central Europe&lt;br /&gt;
::Nigeria, and many more countries belonging to the {{w|West Africa Time}} zone&lt;br /&gt;
*02:00 UTC {{w|Eastern European Time}}&lt;br /&gt;
::Eastern Europe, many countries like Bulgaria, Romania or Greece&lt;br /&gt;
::The {{w|Levant}} &lt;br /&gt;
::Egypt&lt;br /&gt;
*03:00 UTC {{w|UTC+03:00}} (East Africa Time, Eastern Europe Forward Time, and Arabia Standard Time)&lt;br /&gt;
::Ethiopia, Kenya, Madagascar, Somalia, and more&lt;br /&gt;
::Kaliningrad and Belarus&lt;br /&gt;
::Iraq, Kuwait, Saudi Arabia, and more.&lt;br /&gt;
::Iran is at {{w|Iran Standard Time}}, using an offset of UTC+03:30&lt;br /&gt;
*04:00 UTC {{w|UTC+04:00}} &lt;br /&gt;
::{{w|Moscow Time}}&lt;br /&gt;
::United Arab Emirates, Mauritius, and more&lt;br /&gt;
::Afghanistan is at {{w|Time in Afghanistan}}, using an offset of UTC+04:30&lt;br /&gt;
::Iran is at {{w|Iran Standard Time}}, using an offset of UTC+03:30&lt;br /&gt;
*05:00 UTC {{w|UTC+05:00}}&lt;br /&gt;
::Pakistan, Western Australia, Maldives and some France former colonies.&lt;br /&gt;
::Afghanistan is at {{w|Time in Afghanistan}}, using an offset of UTC+04:30&lt;br /&gt;
::India and Sri Lanka using {{w|UTC+05:30}}&lt;br /&gt;
::Nepal is using a much more odd offset at {{w|UTC+05:45}}&lt;br /&gt;
*06:00 UTC {{w|UTC+06:00}}&lt;br /&gt;
::Bangladesh, Bhutan...&lt;br /&gt;
::UK {{w|British Indian Ocean Territory}}&lt;br /&gt;
::Russia at {{w|Yekaterinburg Time}}, also Kazakhstan and Kyrgyzstan&lt;br /&gt;
::China only use {{w|Time in China|one time zone}} (+08:00) but Xinjiang and Tibet unofficially use +06:00 &lt;br /&gt;
::India and Sri Lanka using {{w|UTC+05:30}}&lt;br /&gt;
::Nepal is using a much more odd offset at {{w|UTC+05:45}}&lt;br /&gt;
*07:00 UTC {{w|UTC+07:00}}&lt;br /&gt;
::South-east Asia like Cambodia, Indonesia, Thailand, Vietnam, and more&lt;br /&gt;
::Christmas Island belonging to Australia&lt;br /&gt;
::Russia is also using the {{w|Omsk Time}}&lt;br /&gt;
*08:00 UTC {{w|UTC+08:00}}&lt;br /&gt;
::Western Australia&lt;br /&gt;
::China uses only {{w|Time in China|one time zone}} while the country spans about five.&lt;br /&gt;
::Singapore&lt;br /&gt;
::Philippines&lt;br /&gt;
::Perth&lt;br /&gt;
*09:00 UTC {{w|UTC+09:00}}&lt;br /&gt;
::Japan&lt;br /&gt;
::The Koreas&lt;br /&gt;
*10:00 UTC {{w|UTC+10:00}}&lt;br /&gt;
::Brisbane and the Australian Capital Territory, New South Wales, Queensland, Tasmania and Victoria&lt;br /&gt;
::US: Guam and Northern Mariana Islands&lt;br /&gt;
*11:00 UTC {{w|UTC+11:00}}&lt;br /&gt;
::Micronesia, New Caledonia, Solomon Islands, Vanuatu&lt;br /&gt;
::Russia {{w|Vladivostok Time}}&lt;br /&gt;
*12:00 UTC {{w|UTC+12:00}} or {{w|UTC−12:00}}&lt;br /&gt;
::Kamchatka (a Russian peninsula at the east Siberia), Kiribati, Marshall Islands, Nauru, Tuvalu and more&lt;br /&gt;
*13:00 UTC {{w|UTC+13:00}} or {{w|UTC−11:00}}&lt;br /&gt;
::New Zealand, Kiribati, Tonga&lt;br /&gt;
*14:00 UTC {{w|UTC+14:00}} or {{w|UTC−10:00}}&lt;br /&gt;
::Hawaii, Samoa&lt;br /&gt;
::French Polynesia, Cook Islands, and more&lt;br /&gt;
::Line Islands, belonging to Kiribati&lt;br /&gt;
*15:00 UTC {{w|UTC−09:00}}&lt;br /&gt;
::{{W|Time in Alaska|Alaska}} (some islands of Alaska is at -10:00 and a few city's are at -08:00) &lt;br /&gt;
::French Polynesia &lt;br /&gt;
*16:00 UTC {{w|UTC−08:00}} or {{w|Pacific Time Zone}}&lt;br /&gt;
::US West Coast&lt;br /&gt;
::Canada or (British Columbia and Yukon)&lt;br /&gt;
::Mexico (Baja California)&lt;br /&gt;
*17:00 UTC {{w|UTC−07:00}} or {{w|Mountain Time Zone}}&lt;br /&gt;
::US: Denver, and much more&lt;br /&gt;
::Canada: Alberta (Calgary, Edmonton), British Columbia, more&lt;br /&gt;
*18:00 UTC {{w|UTC−06:00}} or {{w|Central Time Zone}}&lt;br /&gt;
::Mexico, Chile, Ecuador, Nicaragua and more&lt;br /&gt;
::US: Chicago, Texas except of some most westernmost counties, and many more&lt;br /&gt;
*19:00 UTC {{w|UTC−05:00}} or {{w|Eastern Time Zone}}&lt;br /&gt;
::Eastern Canada like Ontario or Quebec&lt;br /&gt;
::US East Coast including New York and Florida.&lt;br /&gt;
::But also Cuba, Haiti, Panama and much more countries&lt;br /&gt;
*20:00 UTC {{w|UTC−04:00}} or {{w|Atlantic Time Zone}}&lt;br /&gt;
::Canadian Maritimes: New Brunswick, Prince Edward Island, Nova Scotia. (Newfoundland uses {{w|UTC-03:30}} )&lt;br /&gt;
::Chile&lt;br /&gt;
::Greenland&lt;br /&gt;
::Most of the Caribbean Islands.&lt;br /&gt;
*21:00 UTC {{w|UTC−03:00}}&lt;br /&gt;
::Coastal Brazil, Argentina, Uruguay, French Guiana, the UK Falkland Islands, and more&lt;br /&gt;
*22:00 UTC {{w|UTC−02:00}}&lt;br /&gt;
::UK: South Georgia and the South Sandwich Islands&lt;br /&gt;
::Brazil: Fernando de Noronha&lt;br /&gt;
*23:00 UTC {{w|UTC−01:00}}&lt;br /&gt;
::Cape Verde&lt;br /&gt;
::Azores (part of Portugal)&lt;br /&gt;
&lt;br /&gt;
==Technical notes==&lt;br /&gt;
When first posted, the picture was exactly 12 hours off. Somewhere around 5:10 UTC, this was fixed.  The original version also included a listing for Inland Brazil; this could have created a conflict with US East Coast when Daylight-Saving Time begins in the US, and it has been removed.&lt;br /&gt;
&lt;br /&gt;
The names used for the image files refer not to {{w|Universal Time|UTC (Universal Time)}} as one might expect but rather to the time exactly 12 hours off of that. The name of the image file linked from the page matched Universal Time during the first few hours, but the file-naming scheme did not change when the comic was corrected.&lt;br /&gt;
&lt;br /&gt;
==Transcript==&lt;br /&gt;
:[The comic is a moving circle with a static outer ring.]&lt;br /&gt;
&lt;br /&gt;
:[The outermost part of the static ring is divided in 22 segments representing the 24 hours of the day. The Noon (11 AM - 1 PM) and Midnight (11 PM - 1 AM) segments cover two hours which are not segmented. The ring is divided so it is yellow from 6 AM to 6 PM and dark grey on the other half]&lt;br /&gt;
::Noon - 6 PM - Midnight - 6 AM&lt;br /&gt;
&lt;br /&gt;
:[The innermost part of the static ring is light grey and divided in two sections that cower from 9 AM to 5 PM and from 10 PM to 8 AM respectively. They  contain descriptions of the time intervals.]&lt;br /&gt;
::Business hours (9-5) &lt;br /&gt;
::Rude to call&lt;br /&gt;
&lt;br /&gt;
:[The rest of the image consist of a rotating part]&lt;br /&gt;
&lt;br /&gt;
:[On the innermost part of the circle is the Earth as seen from the south pole. Each continent has a different color. The colors are&lt;br /&gt;
:*Europe: Red&lt;br /&gt;
:*Africa: Cyan&lt;br /&gt;
:*Asia: Green&lt;br /&gt;
:*Oceania: Purple&lt;br /&gt;
:*North America: Blue-violet&lt;br /&gt;
:*South America: Olive green&lt;br /&gt;
:*Antarctica (The south pole): Light grey&lt;br /&gt;
&lt;br /&gt;
:[Two segmented rings circle the map - these give the names of the continents (not the Antactica) and the color of the ring match the color of the continent on the map. Each segment cover the part of the map with the given continent. The one with Europe is merged with the one for Asia - and the color also merges from red to green along Turkey and Russia where the transition from Europe to Asia occurs.]&lt;br /&gt;
&lt;br /&gt;
:[On the inner ring are the names of the following continents (white text on a segment with the color of the continent)]&lt;br /&gt;
::Africa&lt;br /&gt;
::Oceania&lt;br /&gt;
::South America&lt;br /&gt;
&lt;br /&gt;
:[On the second of these rings are the names of the following continents (white text on a segment with the color of the continent)]&lt;br /&gt;
::Europe Asia &lt;br /&gt;
::North America&lt;br /&gt;
&lt;br /&gt;
:[On the outermost ring of the moving circle are written names of regions, countries and cities of the Earth over the part of the map in which time zone they belong. All the text is color coded to match the color of the continent they belong to as given on the central map. The text is written in four lines. Below the names are sorted by color and reading from left to right first - and only sorting top to bottom if needed]&lt;br /&gt;
&lt;br /&gt;
:[Europe - Red text:]&lt;br /&gt;
::UK - Most of Europe - Eastern Europe &lt;br /&gt;
&lt;br /&gt;
:[Africa - Cyan text:]&lt;br /&gt;
::West Africa - Nigeria - Egypt - East Africa &lt;br /&gt;
&lt;br /&gt;
:[Asia - Green text:]&lt;br /&gt;
::The Levant - Iraq - Iran - Moscow - Afghanistan - Pakistan - India - Southeast Asia - Java - China - Singapore - Philippines - Japan - The Koreas - Kamchatka&lt;br /&gt;
&lt;br /&gt;
:[Oceania - Purple text:]&lt;br /&gt;
::Perth - Brisbane - Most Australian cities - New Zealand&lt;br /&gt;
&lt;br /&gt;
:[North America - Blue-violet text:]&lt;br /&gt;
::Alaska - US West Coast - Denver - Mexico - Chicago - Texas - Eastern Canada - US East coast - Canadian Maritimes&lt;br /&gt;
&lt;br /&gt;
:[South America - Olive green text:]&lt;br /&gt;
:: Coastal Brazil&lt;br /&gt;
&lt;br /&gt;
==Implementations==&lt;br /&gt;
There are currently several implementations for different platforms displaying the Now clock:&lt;br /&gt;
===Windows===&lt;br /&gt;
Automatical wallpaper updating [https://github.com/leipert/xkcd-now-clock].&lt;br /&gt;
===Android===&lt;br /&gt;
An Android widget [https://play.google.com/store/apps/details?id=net.phillab.xkcd_now].&lt;br /&gt;
===Web===&lt;br /&gt;
A website additionally displaying time zones [http://www.xkcdnow.com/].&lt;br /&gt;
===Cross-Platform===&lt;br /&gt;
An [https://github.com/BruceJohnJennerLawso/xkcd-Now/releases/tag/1.02 offline version of the comic] made using C++ and SFML.&lt;br /&gt;
&lt;br /&gt;
{{comic discussion}}&lt;br /&gt;
[[Category:Comics with color]]&lt;br /&gt;
[[Category:Dynamic comics]]&lt;/div&gt;</summary>
		<author><name>BruceJohnJennerLawso</name></author>	</entry>

	<entry>
		<id>https://www.explainxkcd.com/wiki/index.php?title=Talk:1335:_Now&amp;diff=61980</id>
		<title>Talk:1335: Now</title>
		<link rel="alternate" type="text/html" href="https://www.explainxkcd.com/wiki/index.php?title=Talk:1335:_Now&amp;diff=61980"/>
				<updated>2014-03-06T15:29:07Z</updated>
		
		<summary type="html">&lt;p&gt;BruceJohnJennerLawso: &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;&amp;lt;pre&amp;gt;| custom    = [http://c.xkcd.com/redirect/comic/now]&amp;lt;/pre&amp;gt;&lt;br /&gt;
This doesn't work. Maybe if we added *.xkcd.com/* to the (external) image whitelist or something? [[Special:Contributions/108.162.231.121|108.162.231.121]] 07:27, 26 February 2014 (UTC)&lt;br /&gt;
:A fine suggestion. I'm probably going to shoot for full archival like we did with [[time]], but this is an ample good solution in the meantime. '''[[User:Davidy22|&amp;lt;u&amp;gt;{{Color|#707|David}}&amp;lt;font color=#070 size=3&amp;gt;y&amp;lt;/font&amp;gt;&amp;lt;/u&amp;gt;&amp;lt;font color=#508 size=4&amp;gt;²²&amp;lt;/font&amp;gt;]]'''[[User talk:Davidy22|&amp;lt;tt&amp;gt;[talk]&amp;lt;/tt&amp;gt;]] 07:30, 26 February 2014 (UTC)&lt;br /&gt;
:Hold on, having wee issues, will resolve soon. '''[[User:Davidy22|&amp;lt;u&amp;gt;{{Color|#707|David}}&amp;lt;font color=#070 size=3&amp;gt;y&amp;lt;/font&amp;gt;&amp;lt;/u&amp;gt;&amp;lt;font color=#508 size=4&amp;gt;²²&amp;lt;/font&amp;gt;]]'''[[User talk:Davidy22|&amp;lt;tt&amp;gt;[talk]&amp;lt;/tt&amp;gt;]] 07:37, 26 February 2014 (UTC)&lt;br /&gt;
&lt;br /&gt;
Here is a scaled animation of every image.  The full size version was too big for me to upload. &lt;br /&gt;
[[File:now-100ms_small6-1.gif|none]]&lt;br /&gt;
[[User:Ti84p|Ti84p]] ([[User talk:Ti84p|talk]]) 07:47, 26 February 2014 (UTC)&lt;br /&gt;
&lt;br /&gt;
For Australia and New Zealand, at least, the clock shows local time with summer time factored in. I bet that it undergoes some changes in March and April as various jurisdictions go on or off daylight saving. [[Special:Contributions/108.162.249.224|108.162.249.224]] 09:20, 26 February 2014 (UTC)&lt;br /&gt;
&lt;br /&gt;
: Good point!  I added this to the explanation.  —[[User:TobyBartels|TobyBartels]] ([[User talk:TobyBartels|talk]]) 13:15, 26 February 2014 (UTC)&lt;br /&gt;
&lt;br /&gt;
:: There's also British Summer Time and all the ''other'' national seasonal adjustments(1)... could you perhaps de-specify the &amp;quot;move the list of North American cities and regions for Daylight-Saving Time (which is the same thing as Summer Time)&amp;quot; statement to remove the inadvertent US-centrism?  Maybe &amp;quot;...of northern-latitudes cities for Daylight-Saving Time or equivalent Summer Time designation&amp;quot;..?  (Definitely could be better phrased than I just put, though.)&lt;br /&gt;
:: (1) Note, they don't even all switch at the same time, necessarily.  If Randall is going to change the basic map template (pre-rotation) for any Summer/non-Summer transition, he's probably going to have to do it multiple times each spring/autumn, as various regions jiggle about. [[Special:Contributions/141.101.99.41|141.101.99.41]] 13:52, 26 February 2014 (UTC)&lt;br /&gt;
&lt;br /&gt;
::: Exactly, they don't all switch at the same time.  North America isn't mentioned to be US-centric, it's mentioned because the change happens there first.  Sure, we could bring up BST and all the rest, but there's no need to make the discussion longer than necessary.  (The original wording also was not US-centric, privileging the non-US term &amp;quot;Summer Time&amp;quot; that's used where it's currently being observed, but somebody changed that.)  —[[User:TobyBartels|TobyBartels]] ([[User talk:TobyBartels|talk]]) 18:14, 26 February 2014 (UTC)&lt;br /&gt;
::::I made that change just to use the same title as the Wikipedia page to which we are linking.  I don't feel strongly about it.  --[[User:BlueMoonlet|BlueMoonlet]] ([[User talk:BlueMoonlet|talk]]) 18:46, 26 February 2014 (UTC)&lt;br /&gt;
&lt;br /&gt;
As for the map itself, I think the title text should provide the exact time for the location under the cursor, by doing calculations for the mouseover event and updating the t.t. accordingly. I imagine it is doable for Randall. For accuracy's sake, the Antarctic region could be excluded. [[Special:Contributions/141.101.89.225|141.101.89.225]] 12:19, 26 February 2014 (UTC)&lt;br /&gt;
: Or maybe someone'll fancy doing it as a userscript. [[Special:Contributions/141.101.89.225|141.101.89.225]] 12:23, 26 February 2014 (UTC)&lt;br /&gt;
&lt;br /&gt;
I made a version that the user can rotate themselves. It only loads a single image. http://c0la.s3.amazonaws.com/xkcd1335.html {{unsigned ip|173.245.53.182}}&lt;br /&gt;
&lt;br /&gt;
The gif image is very good to understand this comic. However it would be very nice if it rotated a little slower. Instead of one turn every ten seconds it could be one every minute. [[Special:Contributions/173.245.50.84|173.245.50.84]] 14:37, 26 February 2014 (UTC)&lt;br /&gt;
&lt;br /&gt;
: When I look a little off-centre, it always seems that South America is about to catch up with Antarctica, but it never does!  —[[User:TobyBartels|TobyBartels]] ([[User talk:TobyBartels|talk]]) 18:14, 26 February 2014 (UTC)&lt;br /&gt;
&lt;br /&gt;
He used an Azimuthal equidistant projection?!?!? ;_; [[User:Swhouseworth|Swhouseworth]] ([[User talk:Swhouseworth|talk]]) 16:20, 26 February 2014 (UTC)&lt;br /&gt;
&lt;br /&gt;
: Yeah, should have been equal area!  —[[User:TobyBartels|TobyBartels]] ([[User talk:TobyBartels|talk]]) 18:14, 26 February 2014 (UTC)&lt;br /&gt;
&lt;br /&gt;
:: On the Transcript for this comic the last line erroneously describes the innermost circle as &amp;quot;the Earth as seen from the south pole&amp;quot;, when as Swhouseworth correctly points out, this is an Azimuthal equidistant projection centered on the south pole. —[[User:Andrewpost|Andrewpost]] ([[User talk:Andrewpost|talk]]) 14:43, 27 February 2014 (UTC)&lt;br /&gt;
&lt;br /&gt;
Question: If there are 24 Hours in a day, why in the description does it go from hour 0 to hour 21? That's only 22 hours. Where are the other 2 hours? Even if it isn't listed on the comic (I think it's the time zones in the Atlantic between Eastern Brazil and the UK - basically UTC-1hr and UTC-2hr), shouldn't there be spaces in the charts showing those hours? I don't think any of the islands in that region use those time zones (opting instead to use GMT - like Iceland for example), but I think those hours should still be included since they ''are'' on the static part of the map. Also, it makes sense to me that the center of the words ''NOON'' and ''MIDNIGHT'' are edges of segments themselves, making 24 segments in total. Randall just couldn't draw those discrete segments and also easily have the words written for our convenience. --[[User:Dangerkeith3000|Dangerkeith3000]] ([[User talk:Dangerkeith3000|talk]]) 16:46, 26 February 2014 (UTC)&lt;br /&gt;
&lt;br /&gt;
: Every time zone is used somewhere in international waters (well, every one that's a whole number of hours off of Universal Time), so they certainly should all be included.  —[[User:TobyBartels|TobyBartels]] ([[User talk:TobyBartels|talk]]) 18:14, 26 February 2014 (UTC)&lt;br /&gt;
: Added South Georgia as UTC-2 and Cape Verde as UTC-1.  According to Wikipedia, coastal Brazil and Greenland are both UTC-2 during the summer, but Brazil just ended summer time last Sunday (Feb. 23), and Greenland won't start until late March.  There are approximately no permanently inhabited places that use UTC-2 all year, so I just went with South Georgia because it's historically significant. [[User:Fryhole|Fryhole]] ([[User talk:Fryhole|talk]]) 20:20, 26 February 2014 (UTC)&lt;br /&gt;
&lt;br /&gt;
Randall's continent naming scheme is interesting.  The most commonly taught model in the U.S. has seven continents, but the purple continent is Australia rather than Oceania.  The name Oceania is common in Spanish-speaking countries, but those places generally have a six-continent model with the Americas merged. Is Randall's model standard anywhere? [[User:Fryhole|Fryhole]] ([[User talk:Fryhole|talk]]) 20:00, 26 February 2014 (UTC)&lt;br /&gt;
&lt;br /&gt;
: FIBA and, before 2006, FIFA.  (In 2006 FIFA moved Australia from Oceania to Asia).  As a further parallel neither the sporting bodies nor the comic actually mention Antarctica.  Note that the comic does not say these are continents.  Oceania has some distinct characteristics, so it often shows up as a &amp;quot;region of the world&amp;quot;.&lt;br /&gt;
[[Special:Contributions/108.162.218.59|108.162.218.59]] 19:08, 27 February 2014 (UTC)&lt;br /&gt;
distinoften shows up as a &amp;quot;region of the world&amp;quot;. It has some distinct characteristics, which is why FIFA, FIBA and others treat it as a region.&lt;br /&gt;
[[Special:Contributions/108.162.218.59|108.162.218.59]] 19:08, 27 February 2014 (UTC)&lt;br /&gt;
&lt;br /&gt;
Kamchatka is probably a reference to 850: https://xkcd.com/850/ [[Special:Contributions/108.162.216.48|108.162.216.48]] 20:22, 26 February 2014 (UTC)&lt;br /&gt;
&lt;br /&gt;
Hey, I'd just like to note that GIMP &amp;quot;Optimize for GIF&amp;quot; reduced the GIF size to 7.1MiB from current 9.3MiB.  If I reduced the colours to 32, which still looked &amp;quot;good enough&amp;quot; in my opinion, the GIF was only 3.5MiB.&lt;br /&gt;
http://m8y.org/tmp/temp.gif  (optimize)&lt;br /&gt;
http://m8y.org/tmp/temp2.gif  (optimize + colour reduction)&lt;br /&gt;
&lt;br /&gt;
It might be worth replacing to improve load times.&lt;br /&gt;
You might want to make your own since I didn't check frame times or anything, I just ran &amp;quot;index&amp;quot; and &amp;quot;optimize&amp;quot; and then exported{{unsigned ip|108.162.219.77}}&lt;br /&gt;
:You are right, but that picture should be less then 1MB. I will do some tests, and if it does work I will talk about this. --[[User:Dgbrt|Dgbrt]] ([[User talk:Dgbrt|talk]]) 23:51, 26 February 2014 (UTC)&lt;br /&gt;
::m'k - well. Using 20 colours and scaling it down 50% resulted in 1.1MiB... http://m8y.org/tmp/temp3.gif&lt;br /&gt;
:::I'm now at the time frame at &amp;quot;Rude to call&amp;quot;, but nevertheless the PNG files have to be optimized to a GIF, after that an animated GIF should be much smaller. --[[User:Dgbrt|Dgbrt]] ([[User talk:Dgbrt|talk]]) 01:03, 27 February 2014 (UTC)&lt;br /&gt;
::::I'm guessing an indexed APNG could be smaller (due to more efficient compression) than a GIF, but unfortunately I don't thing apngasm is as efficient as GIMP's optimize for gif feature.&lt;br /&gt;
&lt;br /&gt;
Does anybody know what clock Randall is using? [[Special:Contributions/199.27.128.75|199.27.128.75]]EvanJM42&lt;br /&gt;
&lt;br /&gt;
Randall no doubt knows about the Time Zone Database (http://en.wikipedia.org/wiki/Tz_database) so he may well have coded this page to incorporate seasonal time changes from that database.  We'll have to watch what happens.&lt;br /&gt;
[[Special:Contributions/108.162.219.15|108.162.219.15]] 12:59, 27 February 2014 (UTC)&lt;br /&gt;
&lt;br /&gt;
Any idea of a way of using this image as a wallpaper for OSX in a way that updates every 30 minutes? Yes, n00b question, but I cannot think of an easily implemented solution. {{unsigned ip|108.162.218.77}}&lt;br /&gt;
::Hey. I don't know too much about how OSX does wallpapers, but under Linux, the desktop wallpaper will automatically update if the image is modified.  This means you could make a simple shell script that copies (or possibly updates a symlink) to wallpaper.png based upon the current time. The file for the copy or symlink could be referenced as... H=$(date -u +%H); M=$(date -u +%M); FILE=&amp;quot;${H}h${M}m.png&amp;quot;  I use a similar approach for automatically rotating the image in http://m8y.org/images/sandy_1280_1024_stripped.svg in a cronjob using sed.  The sed modification of the svg automatically updates the background.  With any luck, you can do the same thing in OSX once you've pointed your wallpaper at a location. {{unsigned ip|173.245.54.56}}&lt;br /&gt;
&lt;br /&gt;
;Implementations&lt;br /&gt;
Hi, I'm new and a tad confused by how this discussion page editing works, but: I made a time zone converter based on this XKCD comic, over here: http://www.xkcdnow.com - I think it could be fitting to add a link to it somewhere to this article, but I don't wanna come across as spammy, and couldn't find any other explainxkcd articles with an external links section (wikipedia style)... Any thoughts? - wauter&lt;br /&gt;
: This is a great site! Maybe we could insert an &amp;quot;Implementations&amp;quot; category into the article. If we do so, I could provide another cool one: https://play.google.com/store/apps/details?id=net.phillab.xkcd_now which is a widget for Android - including tribute to explainxkcd -- [[Special:Contributions/173.245.53.146|173.245.53.146]] 16:20, 5 March 2014 (UTC)&lt;br /&gt;
:That sounds good to me. The latest release for my version can be found at https://github.com/BruceJohnJennerLawso/xkcd-Now/releases/tag/1.02 on my Github page. By the way, I like your timezones idea, would you mind if I tried to implement that in mine at some point? [[User:BruceJohnJennerLawso|BruceJohnJennerLawso]] ([[User talk:BruceJohnJennerLawso|talk]]) 15:29, 6 March 2014 (UTC)&lt;/div&gt;</summary>
		<author><name>BruceJohnJennerLawso</name></author>	</entry>

	<entry>
		<id>https://www.explainxkcd.com/wiki/index.php?title=1334:_Second&amp;diff=61764</id>
		<title>1334: Second</title>
		<link rel="alternate" type="text/html" href="https://www.explainxkcd.com/wiki/index.php?title=1334:_Second&amp;diff=61764"/>
				<updated>2014-03-05T02:29:10Z</updated>
		
		<summary type="html">&lt;p&gt;BruceJohnJennerLawso: Sentence makes more sense now (one site going down breaks the ring?) Probably a typo&lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;{{comic&lt;br /&gt;
| number    = 1334&lt;br /&gt;
| date      = February 24, 2014&lt;br /&gt;
| title     = Second&lt;br /&gt;
| image     = second.png&lt;br /&gt;
| titletext = Let me just scroll down and check behind that rock. Annnnd ... nope, page copyright year starts with '19'. Oh God, is this a WEBRING?&lt;br /&gt;
}}&lt;br /&gt;
&lt;br /&gt;
==Explanation==&lt;br /&gt;
{{w|Google}} is a popular search engine. Google's searching algorithms are widely regarded as the most accurate and useful. If your search terms were sufficiently detailed, you will be able to find what you were looking for on the first page. Having to view the second page indicates your search terms were too vague or the answer to your query doesn't exist. Especially when the search results are more than thousands or more items, only the very first results are mapping to the real idea of the user. The second page is not helpful for the issue.&lt;br /&gt;
&lt;br /&gt;
[[Cueball]], after failing to find his query in the first page of results, takes a curious peek at the second page. This is represented by a not-at-all subtle metaphor in which Cueball is about to wander into a sun-baked desert. According to the title text, he finds one vaguely relevant webpage, but it's over {{#expr:{{CURRENTYEAR}}-2000}} years old.&lt;br /&gt;
&lt;br /&gt;
The title text refers to {{w|webring}}s. Webrings consist of multiple websites that are connected together, usually with a common theme. They connect from one website to the next, eventually leading back to the starting site. They were popular in the 1990's as a way of boosting your search ranking, but newer algorithms in Google and other search engines are now detecting and penalizing web sites for such tactics. Webrings were also used in pre-google days to make it easy to find websites sharing a common theme, but since one site going down broke the ring, they were very inefficient. Seeing a webring means a site has not been updated since the mid 90's.&lt;br /&gt;
&lt;br /&gt;
==Transcript==&lt;br /&gt;
:[Cueball in a desert standing before a rock.]&lt;br /&gt;
:Rock: Greetings, stranger.&lt;br /&gt;
:Rock: Whatever quest drives you, '''''abandon it.'''''&lt;br /&gt;
:Rock: You shall find no answers in these desolate wastes.&lt;br /&gt;
:Cueball: I knew I wouldn't.&lt;br /&gt;
:Cueball: I guess I... just had to see.&lt;br /&gt;
&lt;br /&gt;
:I hate feeling desperate enough to visit the second page of Google results.&lt;br /&gt;
&lt;br /&gt;
{{comic discussion}}&lt;br /&gt;
[[Category:Comics featuring Cueball]]&lt;br /&gt;
[[Category:Internet]]&lt;/div&gt;</summary>
		<author><name>BruceJohnJennerLawso</name></author>	</entry>

	<entry>
		<id>https://www.explainxkcd.com/wiki/index.php?title=1335:_Now&amp;diff=61763</id>
		<title>1335: Now</title>
		<link rel="alternate" type="text/html" href="https://www.explainxkcd.com/wiki/index.php?title=1335:_Now&amp;diff=61763"/>
				<updated>2014-03-05T02:20:33Z</updated>
		
		<summary type="html">&lt;p&gt;BruceJohnJennerLawso: Removed a ] bracket in the wrong place&lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;&amp;lt;div class=&amp;quot;plainlinks&amp;quot;&amp;gt;&lt;br /&gt;
{{comic&lt;br /&gt;
| number    = 1335&lt;br /&gt;
| before    = ''Explainxkcd note: The image below is accelerated to show a full day's spin in approximately 10 seconds. The actual comic completes one revolution per day. &amp;lt;br/&amp;gt;For the current state, see [http://xkcd.com/now/ http://xkcd.com/now]''&lt;br /&gt;
| date      = February 26, 2014&lt;br /&gt;
| title     = Now&lt;br /&gt;
| image     = now.gif&lt;br /&gt;
| titletext = This image stays roughly in sync with the day (assuming the Earth continues spinning). Shortcut: [http://xkcd.com/now xkcd.com/now]&lt;br /&gt;
}}&lt;br /&gt;
&amp;lt;/div&amp;gt;&lt;br /&gt;
&lt;br /&gt;
==Explanation==&lt;br /&gt;
The picture is divided in 24 segments representing the 24 hours of the day. The break between segments is not visible at noon or midnight because of the words, but presumably exists.&lt;br /&gt;
&lt;br /&gt;
The picture rotates by 3.75 {{w|degree (angle)|degrees}} every 15 minutes, as does the Earth, so that it is constantly up to date in showing which regions are currently at which times of day. The picture change seems to happen half-way through a 15-minute time increment (that is, at 7½, 22½, 37½, and 52½ minutes after each hour), so that the picture is always correct for the nearest multiple of 15 minutes.&lt;br /&gt;
&lt;br /&gt;
The map projection of the earth in the middle of the picture shows an {{w|azimuthal equidistant projection}} with the {{w|South Pole}} in the center.  This is unusual, as the projection typically puts the north pole in the center, but necessary in order for it to rotate clockwise. [[Randall]] was playing on projections before in [[977: Map Projections]].&lt;br /&gt;
&lt;br /&gt;
The list of cities and countries doesn't match the map exactly - notice how the continent of Australia is shifted far to the left of the words &amp;quot;most Australian cities&amp;quot;. This is because the map is centered relative to the {{w|time zone}}s and the local variations therein.  The map shows the current (February 2014) configuration of time zones with respect to {{w|daylight saving time}} (also known as summer time), which is being observed at the time of the comic's initial release in parts of Australia, New Zealand, Brazil, and other countries not named in this comic. If the map is to stay accurate through the year, the location of place names will have to move over the next few months as parts of the southern hemisphere go off DST and parts of the northern hemisphere go onto it, but we don't yet know whether Randall will bother to include this.&lt;br /&gt;
&lt;br /&gt;
In many countries &amp;quot;{{w|business hours}}&amp;quot; are considered to be from 9&amp;amp;nbsp;am to 5&amp;amp;nbsp;pm. With some exceptions, including emergencies, it is generally considered rude to place a {{w|telephone}} call to someone's residence during the hours when most people are asleep; Randall portrays this time period as extending from 10&amp;amp;nbsp;pm to 8&amp;amp;nbsp;am.  This may be a reference to the 10&amp;amp;nbsp;pm &amp;quot;cutoff&amp;quot; time [http://www.youtube.com/watch?v=L0WeQJW-H3Y discussed] in an episode of &amp;quot;Curb Your Enthusiasm.&amp;quot; &lt;br /&gt;
&lt;br /&gt;
On midnight at UTC we can see this situation:&lt;br /&gt;
*00:00 UTC {{w|Greenwich Mean Time}}&lt;br /&gt;
::UK, Portugal&lt;br /&gt;
::West Africa&lt;br /&gt;
*01:00 UTC {{w|Central European Time}}&lt;br /&gt;
::Most of central Europe&lt;br /&gt;
::Nigeria, and many more countries belonging to the {{w|West Africa Time}} zone&lt;br /&gt;
*02:00 UTC {{w|Eastern European Time}}&lt;br /&gt;
::Eastern Europe, many countries like Bulgaria, Romania or Greece&lt;br /&gt;
::The {{w|Levant}} &lt;br /&gt;
::Egypt&lt;br /&gt;
*03:00 UTC {{w|UTC+03:00}} (East Africa Time, Eastern Europe Forward Time, and Arabia Standard Time)&lt;br /&gt;
::Ethiopia, Kenya, Madagascar, Somalia, and more&lt;br /&gt;
::Kaliningrad and Belarus&lt;br /&gt;
::Iraq, Kuwait, Saudi Arabia, and more.&lt;br /&gt;
::Iran is at {{w|Iran Standard Time}}, using an offset of UTC+03:30&lt;br /&gt;
*04:00 UTC {{w|UTC+04:00}} &lt;br /&gt;
::{{w|Moscow Time}}&lt;br /&gt;
::United Arab Emirates, Mauritius, and more&lt;br /&gt;
::Afghanistan is at {{w|Time in Afghanistan}}, using an offset of UTC+04:30&lt;br /&gt;
::Iran is at {{w|Iran Standard Time}}, using an offset of UTC+03:30&lt;br /&gt;
*05:00 UTC {{w|UTC+05:00}}&lt;br /&gt;
::Pakistan, Western Australia, Maldives and some France former colonies.&lt;br /&gt;
::Afghanistan is at {{w|Time in Afghanistan}}, using an offset of UTC+04:30&lt;br /&gt;
::India and Sri Lanka using {{w|UTC+05:30}}&lt;br /&gt;
::Nepal is using a much more odd offset at {{w|UTC+05:45}}&lt;br /&gt;
*06:00 UTC {{w|UTC+06:00}}&lt;br /&gt;
::Bangladesh, Bhutan...&lt;br /&gt;
::UK {{w|British Indian Ocean Territory}}&lt;br /&gt;
::Russia at {{w|Yekaterinburg Time}}, also Kazakhstan and Kyrgyzstan&lt;br /&gt;
::China only use {{w|Time in China|one time zone}} (+08:00) but Xinjiang and Tibet unofficially use +06:00 &lt;br /&gt;
::India and Sri Lanka using {{w|UTC+05:30}}&lt;br /&gt;
::Nepal is using a much more odd offset at {{w|UTC+05:45}}&lt;br /&gt;
*07:00 UTC {{w|UTC+07:00}}&lt;br /&gt;
::South-east Asia like Cambodia, Indonesia, Thailand, Vietnam, and more&lt;br /&gt;
::Christmas Island belonging to Australia&lt;br /&gt;
::Russia is also using the {{w|Omsk Time}}&lt;br /&gt;
*08:00 UTC {{w|UTC+08:00}}&lt;br /&gt;
::Western Australia&lt;br /&gt;
::China uses only {{w|Time in China|one time zone}} while the country spans about five.&lt;br /&gt;
::Singapore&lt;br /&gt;
::Philippines&lt;br /&gt;
::Perth&lt;br /&gt;
*09:00 UTC {{w|UTC+09:00}}&lt;br /&gt;
::Japan&lt;br /&gt;
::The Koreas&lt;br /&gt;
*10:00 UTC {{w|UTC+10:00}}&lt;br /&gt;
::Brisbane and the Australian Capital Territory, New South Wales, Queensland, Tasmania and Victoria&lt;br /&gt;
::US: Guam and Northern Mariana Islands&lt;br /&gt;
*11:00 UTC {{w|UTC+11:00}}&lt;br /&gt;
::Micronesia, New Caledonia, Solomon Islands, Vanuatu&lt;br /&gt;
::Russia {{w|Vladivostok Time}}&lt;br /&gt;
*12:00 UTC {{w|UTC+12:00}} or {{w|UTC−12:00}}&lt;br /&gt;
::Kamchatka (a Russian peninsula at the east Siberia), Kiribati, Marshall Islands, Nauru, Tuvalu and more&lt;br /&gt;
*13:00 UTC {{w|UTC+13:00}} or {{w|UTC−11:00}}&lt;br /&gt;
::New Zealand, Kiribati, Tonga&lt;br /&gt;
*14:00 UTC {{w|UTC+14:00}} or {{w|UTC−10:00}}&lt;br /&gt;
::Hawaii, Samoa&lt;br /&gt;
::French Polynesia, Cook Islands, and more&lt;br /&gt;
::Line Islands, belonging to Kiribati&lt;br /&gt;
*15:00 UTC {{w|UTC−09:00}}&lt;br /&gt;
::{{W|Time in Alaska|Alaska}} (some islands of Alaska is at -10:00 and a few city's are at -08:00) &lt;br /&gt;
::French Polynesia &lt;br /&gt;
*16:00 UTC {{w|UTC−08:00}} or {{w|Pacific Time Zone}}&lt;br /&gt;
::US West Coast&lt;br /&gt;
::Canada or (British Columbia and Yukon)&lt;br /&gt;
::Mexico (Baja California)&lt;br /&gt;
*17:00 UTC {{w|UTC−07:00}} or {{w|Mountain Time Zone}}&lt;br /&gt;
::US: Denver, and much more&lt;br /&gt;
::Canada: Alberta (Calgary, Edmonton), British Columbia, more&lt;br /&gt;
*18:00 UTC {{w|UTC−06:00}} or {{w|Central Time Zone}}&lt;br /&gt;
::Mexico, Chile, Ecuador, Nicaragua and more&lt;br /&gt;
::US: Chicago, Texas except of some most westernmost counties, and many more&lt;br /&gt;
*19:00 UTC {{w|UTC−05:00}} or {{w|Eastern Time Zone}}&lt;br /&gt;
::Eastern Canada like Ontario or Quebec&lt;br /&gt;
::US East Coast including New York and Florida.&lt;br /&gt;
::But also Cuba, Haiti, Panama and much more countries&lt;br /&gt;
*20:00 UTC {{w|UTC−04:00}} or {{w|Atlantic Time Zone}}&lt;br /&gt;
::Canadian Maritimes: New Brunswick, Prince Edward Island, Nova Scotia. (Newfoundland uses {{w|UTC-03:30}} )&lt;br /&gt;
::Chile&lt;br /&gt;
::Greenland&lt;br /&gt;
::Most of the Caribbean Islands.&lt;br /&gt;
*21:00 UTC {{w|UTC−03:00}}&lt;br /&gt;
::Coastal Brazil, Argentina, Uruguay, French Guiana, the UK Falkland Islands, and more&lt;br /&gt;
*22:00 UTC {{w|UTC−02:00}}&lt;br /&gt;
::UK: South Georgia and the South Sandwich Islands&lt;br /&gt;
::Brazil: Fernando de Noronha&lt;br /&gt;
*23:00 UTC {{w|UTC−01:00}}&lt;br /&gt;
::Cape Verde&lt;br /&gt;
::Azores (part of Portugal)&lt;br /&gt;
&lt;br /&gt;
==Technical notes==&lt;br /&gt;
When first posted, the picture was exactly 12 hours off. Somewhere around 5:10 UTC, this was fixed.  The original version also included a listing for Inland Brazil; this could have created a conflict with US East Coast when Daylight-Saving Time begins in the US, and it has been removed.&lt;br /&gt;
&lt;br /&gt;
The names used for the image files refer not to {{w|Universal Time|UTC (Universal Time)}} as one might expect but rather to the time exactly 12 hours off of that. The name of the image file linked from the page matched Universal Time during the first few hours, but the file-naming scheme did not change when the comic was corrected.&lt;br /&gt;
&lt;br /&gt;
An offline version of this comic made using C++ and SFML is now available [https://github.com/BruceJohnJennerLawso/xkcd-Now/releases/tag/1.02 here].&lt;br /&gt;
&lt;br /&gt;
==Transcript==&lt;br /&gt;
:[The comic is a moving circle with a static outer ring.]&lt;br /&gt;
&lt;br /&gt;
:[The outermost part of the static ring is divided in 22 segments representing the 24 hours of the day. The Noon (11 AM - 1 PM) and Midnight (11 PM - 1 AM) segments cover two hours which are not segmented. The ring is divided so it is yellow from 6 AM to 6 PM and dark grey on the other half]&lt;br /&gt;
::Noon - 6 PM - Midnight - 6 AM&lt;br /&gt;
&lt;br /&gt;
:[The innermost part of the static ring is light grey and divided in two sections that cower from 9 AM to 5 PM and from 10 PM to 8 AM respectively. They  contain descriptions of the time intervals.]&lt;br /&gt;
::Business hours (9-5) &lt;br /&gt;
::Rude to call&lt;br /&gt;
&lt;br /&gt;
:[The rest of the image consist of a rotating part]&lt;br /&gt;
&lt;br /&gt;
:[On the innermost part of the circle is the Earth as seen from the south pole. Each continent has a different color. The colors are&lt;br /&gt;
:*Europe: Red&lt;br /&gt;
:*Africa: Cyan&lt;br /&gt;
:*Asia: Green&lt;br /&gt;
:*Oceania: Purple&lt;br /&gt;
:*North America: Blue-violet&lt;br /&gt;
:*South America: Olive green&lt;br /&gt;
:*Antarctica (The south pole): Light grey&lt;br /&gt;
&lt;br /&gt;
:[Two segmented rings circle the map - these give the names of the continents (not the Antactica) and the color of the ring match the color of the continent on the map. Each segment cover the part of the map with the given continent. The one with Europe is merged with the one for Asia - and the color also merges from red to green along Turkey and Russia where the transition from Europe to Asia occurs.]&lt;br /&gt;
&lt;br /&gt;
:[On the inner ring are the names of the following continents (white text on a segment with the color of the continent)]&lt;br /&gt;
::Africa&lt;br /&gt;
::Oceania&lt;br /&gt;
::South America&lt;br /&gt;
&lt;br /&gt;
:[On the second of these rings are the names of the following continents (white text on a segment with the color of the continent)]&lt;br /&gt;
::Europe Asia &lt;br /&gt;
::North America&lt;br /&gt;
&lt;br /&gt;
:[On the outermost ring of the moving circle are written names of regions, countries and cities of the Earth over the part of the map in which time zone they belong. All the text is color coded to match the color of the continent they belong to as given on the central map. The text is written in four lines. Below the names are sorted by color and reading from left to right first - and only sorting top to bottom if needed]&lt;br /&gt;
&lt;br /&gt;
:[Europe - Red text:]&lt;br /&gt;
::UK - Most of Europe - Eastern Europe &lt;br /&gt;
&lt;br /&gt;
:[Africa - Cyan text:]&lt;br /&gt;
::West Africa - Nigeria - Egypt - East Africa &lt;br /&gt;
&lt;br /&gt;
:[Asia - Green text:]&lt;br /&gt;
::The Levant - Iraq - Iran - Moscow - Afghanistan - Pakistan - India - Southeast Asia - Java - China - Singapore - Philippines - Japan - The Koreas - Kamchatka&lt;br /&gt;
&lt;br /&gt;
:[Oceania - Purple text:]&lt;br /&gt;
::Perth - Brisbane - Most Australian cities - New Zealand&lt;br /&gt;
&lt;br /&gt;
:[North America - Blue-violet text:]&lt;br /&gt;
::Alaska - US West Coast - Denver - Mexico - Chicago - Texas - Eastern Canada - US East coast - Canadian Maritimes&lt;br /&gt;
&lt;br /&gt;
:[South America - Olive green text:]&lt;br /&gt;
:: Coastal Brazil&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
{{comic discussion}}&lt;br /&gt;
[[Category:Comics with color]]&lt;br /&gt;
[[Category:Dynamic comics]]&lt;/div&gt;</summary>
		<author><name>BruceJohnJennerLawso</name></author>	</entry>

	<entry>
		<id>https://www.explainxkcd.com/wiki/index.php?title=1335:_Now&amp;diff=61662</id>
		<title>1335: Now</title>
		<link rel="alternate" type="text/html" href="https://www.explainxkcd.com/wiki/index.php?title=1335:_Now&amp;diff=61662"/>
				<updated>2014-03-04T04:16:33Z</updated>
		
		<summary type="html">&lt;p&gt;BruceJohnJennerLawso: Updated the link for 1.02 yet again&lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;&amp;lt;div class=&amp;quot;plainlinks&amp;quot;&amp;gt;&lt;br /&gt;
{{comic&lt;br /&gt;
| number    = 1335&lt;br /&gt;
| before    = ''Explainxkcd note: The image below is accelerated to show a full day's spin in approximately 10 seconds. The actual comic completes one revolution per day. &amp;lt;br/&amp;gt;For the current state, see [http://xkcd.com/now/ http://xkcd.com/now]''&lt;br /&gt;
| date      = February 26, 2014&lt;br /&gt;
| title     = Now&lt;br /&gt;
| image     = now.gif&lt;br /&gt;
| titletext = This image stays roughly in sync with the day (assuming the Earth continues spinning). Shortcut: [http://xkcd.com/now xkcd.com/now]&lt;br /&gt;
}}&lt;br /&gt;
&amp;lt;/div&amp;gt;&lt;br /&gt;
&lt;br /&gt;
==Explanation==&lt;br /&gt;
The picture is divided in 24 segments representing the 24 hours of the day. The break between segments is not visible at noon or midnight because of the words, but presumably exists.&lt;br /&gt;
&lt;br /&gt;
The picture rotates by 3.75 {{w|degree (angle)|degrees}} every 15 minutes, as does the Earth, so that it is constantly up to date in showing which regions are currently at which times of day. The picture change seems to happen half-way through a 15-minute time increment (that is, at 7½, 22½, 37½, and 52½ minutes after each hour), so that the picture is always correct for the nearest multiple of 15 minutes.&lt;br /&gt;
&lt;br /&gt;
The map projection of the earth in the middle of the picture shows an {{w|azimuthal equidistant projection}} with the {{w|South Pole}} in the center.  This is unusual, as the projection typically puts the north pole in the center, but necessary in order for it to rotate clockwise. [[Randall]] was playing on projections before in [[977: Map Projections]].&lt;br /&gt;
&lt;br /&gt;
The list of cities and countries doesn't match the map exactly - notice how the continent of Australia is shifted far to the left of the words &amp;quot;most Australian cities&amp;quot;. This is because the map is centered relative to the {{w|time zone}}s and the local variations therein.  The map shows the current (February 2014) configuration of time zones with respect to {{w|daylight saving time}} (also known as summer time), which is being observed at the time of the comic's initial release in parts of Australia, New Zealand, Brazil, and other countries not named in this comic. If the map is to stay accurate through the year, the location of place names will have to move over the next few months as parts of the southern hemisphere go off DST and parts of the northern hemisphere go onto it, but we don't yet know whether Randall will bother to include this.&lt;br /&gt;
&lt;br /&gt;
In many countries &amp;quot;{{w|business hours}}&amp;quot; are considered to be from 9&amp;amp;nbsp;am to 5&amp;amp;nbsp;pm. With some exceptions, including emergencies, it is generally considered rude to place a {{w|telephone}} call to someone's residence during the hours when most people are asleep; Randall portrays this time period as extending from 10&amp;amp;nbsp;pm to 8&amp;amp;nbsp;am.  This may be a reference to the 10&amp;amp;nbsp;pm &amp;quot;cutoff&amp;quot; time [http://www.youtube.com/watch?v=L0WeQJW-H3Y discussed] in an episode of &amp;quot;Curb Your Enthusiasm.&amp;quot; &lt;br /&gt;
&lt;br /&gt;
On midnight at UTC we can see this situation:&lt;br /&gt;
*00:00 UTC {{w|Greenwich Mean Time}}&lt;br /&gt;
::UK, Portugal&lt;br /&gt;
::West Africa&lt;br /&gt;
*01:00 UTC {{w|Central European Time}}&lt;br /&gt;
::Most of central Europe&lt;br /&gt;
::Nigeria, and many more countries belonging to the {{w|West Africa Time}} zone&lt;br /&gt;
*02:00 UTC {{w|Eastern European Time}}&lt;br /&gt;
::Eastern Europe, many countries like Bulgaria, Romania or Greece&lt;br /&gt;
::The {{w|Levant}} &lt;br /&gt;
::Egypt&lt;br /&gt;
*03:00 UTC {{w|UTC+03:00}} (East Africa Time, Eastern Europe Forward Time, and Arabia Standard Time)&lt;br /&gt;
::Ethiopia, Kenya, Madagascar, Somalia, and more&lt;br /&gt;
::Kaliningrad and Belarus&lt;br /&gt;
::Iraq, Kuwait, Saudi Arabia, and more.&lt;br /&gt;
::Iran is at {{w|Iran Standard Time}}, using an offset of UTC+03:30&lt;br /&gt;
*04:00 UTC {{w|UTC+04:00}} &lt;br /&gt;
::{{w|Moscow Time}}&lt;br /&gt;
::United Arab Emirates, Mauritius, and more&lt;br /&gt;
::Afghanistan is at {{w|Time in Afghanistan}}, using an offset of UTC+04:30&lt;br /&gt;
::Iran is at {{w|Iran Standard Time}}, using an offset of UTC+03:30&lt;br /&gt;
*05:00 UTC {{w|UTC+05:00}}&lt;br /&gt;
::Pakistan, Western Australia, Maldives and some France former colonies.&lt;br /&gt;
::Afghanistan is at {{w|Time in Afghanistan}}, using an offset of UTC+04:30&lt;br /&gt;
::India and Sri Lanka using {{w|UTC+05:30}}&lt;br /&gt;
::Nepal is using a much more odd offset at {{w|UTC+05:45}}&lt;br /&gt;
*06:00 UTC {{w|UTC+06:00}}&lt;br /&gt;
::Bangladesh, Bhutan...&lt;br /&gt;
::UK {{w|British Indian Ocean Territory}}&lt;br /&gt;
::Russia at {{w|Yekaterinburg Time}}, also Kazakhstan and Kyrgyzstan&lt;br /&gt;
::China only use {{w|Time in China|one time zone}} (+08:00) but Xinjiang and Tibet unofficially use +06:00 &lt;br /&gt;
::India and Sri Lanka using {{w|UTC+05:30}}&lt;br /&gt;
::Nepal is using a much more odd offset at {{w|UTC+05:45}}&lt;br /&gt;
*07:00 UTC {{w|UTC+07:00}}&lt;br /&gt;
::South-east Asia like Cambodia, Indonesia, Thailand, Vietnam, and more&lt;br /&gt;
::Christmas Island belonging to Australia&lt;br /&gt;
::Russia is also using the {{w|Omsk Time}}&lt;br /&gt;
*08:00 UTC {{w|UTC+08:00}}&lt;br /&gt;
::Western Australia&lt;br /&gt;
::China uses only {{w|Time in China|one time zone}} while the country spans about five.&lt;br /&gt;
::Singapore&lt;br /&gt;
::Philippines&lt;br /&gt;
::Perth&lt;br /&gt;
*09:00 UTC {{w|UTC+09:00}}&lt;br /&gt;
::Japan&lt;br /&gt;
::The Koreas&lt;br /&gt;
*10:00 UTC {{w|UTC+10:00}}&lt;br /&gt;
::Brisbane and the Australian Capital Territory, New South Wales, Queensland, Tasmania and Victoria&lt;br /&gt;
::US: Guam and Northern Mariana Islands&lt;br /&gt;
*11:00 UTC {{w|UTC+11:00}}&lt;br /&gt;
::Micronesia, New Caledonia, Solomon Islands, Vanuatu&lt;br /&gt;
::Russia {{w|Vladivostok Time}}&lt;br /&gt;
*12:00 UTC {{w|UTC+12:00}} or {{w|UTC−12:00}}&lt;br /&gt;
::Kamchatka (a Russian peninsula at the east Siberia), Kiribati, Marshall Islands, Nauru, Tuvalu and more&lt;br /&gt;
*13:00 UTC {{w|UTC+13:00}} or {{w|UTC−11:00}}&lt;br /&gt;
::New Zealand, Kiribati, Tonga&lt;br /&gt;
*14:00 UTC {{w|UTC+14:00}} or {{w|UTC−10:00}}&lt;br /&gt;
::Hawaii, Samoa&lt;br /&gt;
::French Polynesia, Cook Islands, and more&lt;br /&gt;
::Line Islands, belonging to Kiribati&lt;br /&gt;
*15:00 UTC {{w|UTC−09:00}}&lt;br /&gt;
::{{W|Time in Alaska|Alaska}} (some islands of Alaska is at -10:00 and a few city's are at -08:00) &lt;br /&gt;
::French Polynesia &lt;br /&gt;
*16:00 UTC {{w|UTC−08:00}} or {{w|Pacific Time Zone}}&lt;br /&gt;
::US West Coast&lt;br /&gt;
::Canada or (British Columbia and Yukon)&lt;br /&gt;
::Mexico (Baja California)&lt;br /&gt;
*17:00 UTC {{w|UTC−07:00}} or {{w|Mountain Time Zone}}&lt;br /&gt;
::US: Denver, and much more&lt;br /&gt;
::Canada: Alberta (Calgary, Edmonton), British Columbia, more&lt;br /&gt;
*18:00 UTC {{w|UTC−06:00}} or {{w|Central Time Zone}}&lt;br /&gt;
::Mexico, Chile, Ecuador, Nicaragua and more&lt;br /&gt;
::US: Chicago, Texas except of some most westernmost counties, and many more&lt;br /&gt;
*19:00 UTC {{w|UTC−05:00}} or {{w|Eastern Time Zone}}&lt;br /&gt;
::Eastern Canada like Ontario or Quebec&lt;br /&gt;
::US East Coast including New York and Florida.&lt;br /&gt;
::But also Cuba, Haiti, Panama and much more countries&lt;br /&gt;
*20:00 UTC {{w|UTC−04:00}} or {{w|Atlantic Time Zone}}&lt;br /&gt;
::Canadian Maritimes: New Brunswick, Prince Edward Island, Nova Scotia. (Newfoundland uses {{w|UTC-03:30}} )&lt;br /&gt;
::Chile&lt;br /&gt;
::Greenland&lt;br /&gt;
::Most of the Caribbean Islands.&lt;br /&gt;
*21:00 UTC {{w|UTC−03:00}}&lt;br /&gt;
::Coastal Brazil, Argentina, Uruguay, French Guiana, the UK Falkland Islands, and more&lt;br /&gt;
*22:00 UTC {{w|UTC−02:00}}&lt;br /&gt;
::UK: South Georgia and the South Sandwich Islands&lt;br /&gt;
::Brazil: Fernando de Noronha&lt;br /&gt;
*23:00 UTC {{w|UTC−01:00}}&lt;br /&gt;
::Cape Verde&lt;br /&gt;
::Azores (part of Portugal)&lt;br /&gt;
&lt;br /&gt;
==Technical notes==&lt;br /&gt;
When first posted, the picture was exactly 12 hours off. Somewhere around 5:10 UTC, this was fixed.  The original version also included a listing for Inland Brazil; this could have created a conflict with US East Coast when Daylight-Saving Time begins in the US, and it has been removed.&lt;br /&gt;
&lt;br /&gt;
The names used for the image files refer not to {{w|Universal Time|UTC (Universal Time)}} as one might expect but rather to the time exactly 12 hours off of that. The name of the image file linked from the page matched Universal Time during the first few hours, but the file-naming scheme did not change when the comic was corrected.&lt;br /&gt;
&lt;br /&gt;
An offline version of this comic made using C++ and SFML is now available [https://github.com/BruceJohnJennerLawso/xkcd-Now/releases/tag/1.02 here].&lt;br /&gt;
&lt;br /&gt;
==Transcript==&lt;br /&gt;
:[The comic is a moving circle with a static outer ring.]&lt;br /&gt;
&lt;br /&gt;
:[The outermost part of the static ring is divided in 22 segments representing the 24 hours of the day. The Noon (11 AM - 1 PM) and Midnight (11 PM - 1 AM) segments cover two hours which are not segmented. The ring is divided so it is yellow from 6 AM to 6 PM and dark grey on the other half]&lt;br /&gt;
::Noon - 6 PM - Midnight - 6 AM&lt;br /&gt;
&lt;br /&gt;
:[The innermost part of the static ring is light grey and divided in two sections that cower from 9 AM to 5 PM and from 10 PM to 8 AM respectively. They  contain descriptions of the time intervals.]&lt;br /&gt;
::Business hours (9-5) &lt;br /&gt;
::Rude to call&lt;br /&gt;
&lt;br /&gt;
:[The rest of the image consist of a rotation part]&lt;br /&gt;
&lt;br /&gt;
:[On the innermost part of the circle is the Earth as seen from the south pole. Each continent has a different color. The colors are&lt;br /&gt;
:*Europe: Red&lt;br /&gt;
:*Africa: Cyan&lt;br /&gt;
:*Asia: Green&lt;br /&gt;
:*Oceania: Purple&lt;br /&gt;
:*North America: Blue-violet&lt;br /&gt;
:*South America: Olive green&lt;br /&gt;
:*Antarctica (The south pole): Light grey&lt;br /&gt;
&lt;br /&gt;
:[Two segmented rings circle the map - these give the names of the continents (not the Antactica) and the color of the ring match the color of the continent on the map. Each segment cover the part of the map with the given continent. The one with Europe is merged with the one for Asia - and the color also merges from red to green along Turkey and Russia where the transition from Europe to Asia occurs.]&lt;br /&gt;
&lt;br /&gt;
:[On the inner ring are the names of the following continents (white text on a segment with the color of the continent)]&lt;br /&gt;
:*Africa&lt;br /&gt;
:*Oceania&lt;br /&gt;
:*South America&lt;br /&gt;
&lt;br /&gt;
:[On the second of these rings are the names of the following continents (white text on a segment with the color of the continent)]&lt;br /&gt;
:*Europe  &lt;br /&gt;
:*Asia &lt;br /&gt;
:*North America&lt;br /&gt;
&lt;br /&gt;
:[On the outermost ring of the moving circle are written names of regions, countries and cities of the Earth over the part of the map in which time zone they belong. All the text is color coded to match the color of the continent they belong to as given on the central map. The text is written in four lines. Below the names are sorted by color and reading from left to right first - and only sorting top to bottom if needed]&lt;br /&gt;
&lt;br /&gt;
:[Europe - Red text:]&lt;br /&gt;
::UK - Most of Europe - Eastern Europe &lt;br /&gt;
&lt;br /&gt;
:[Africa - Cyan text:]&lt;br /&gt;
::West Africa - Nigeria - Egypt - East Africa &lt;br /&gt;
&lt;br /&gt;
:[Asia - Green text:]&lt;br /&gt;
::The Levant - Iraq - Iran - Moscow - Afghanistan - Pakistan - India - Southeast Asia - Java - China - Singapore - Philippines - Japan - The Koreas - Kamchatka&lt;br /&gt;
&lt;br /&gt;
:[Oceania - Purple text:]&lt;br /&gt;
::Perth - Brisbane - Most Australian cities - New Zealand&lt;br /&gt;
&lt;br /&gt;
:[North America - Blue-violet text:]&lt;br /&gt;
::Alaska - US West Coast - Denver - Mexico - Chicago - Texas - Eastern Canada - US East coast - Canadian Maritimes&lt;br /&gt;
&lt;br /&gt;
:[South America - Olive green text:]&lt;br /&gt;
:: Coastal Brazil&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
{{comic discussion}}&lt;br /&gt;
[[Category:Comics with color]]&lt;br /&gt;
[[Category:Dynamic comics]]&lt;/div&gt;</summary>
		<author><name>BruceJohnJennerLawso</name></author>	</entry>

	<entry>
		<id>https://www.explainxkcd.com/wiki/index.php?title=1335:_Now&amp;diff=61661</id>
		<title>1335: Now</title>
		<link rel="alternate" type="text/html" href="https://www.explainxkcd.com/wiki/index.php?title=1335:_Now&amp;diff=61661"/>
				<updated>2014-03-04T04:05:45Z</updated>
		
		<summary type="html">&lt;p&gt;BruceJohnJennerLawso: Updated the link version for my xkcd-Now 1.01 release&lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;&amp;lt;div class=&amp;quot;plainlinks&amp;quot;&amp;gt;&lt;br /&gt;
{{comic&lt;br /&gt;
| number    = 1335&lt;br /&gt;
| before    = ''Explainxkcd note: The image below is accelerated to show a full day's spin in approximately 10 seconds. The actual comic completes one revolution per day. &amp;lt;br/&amp;gt;For the current state, see [http://xkcd.com/now/ http://xkcd.com/now]''&lt;br /&gt;
| date      = February 26, 2014&lt;br /&gt;
| title     = Now&lt;br /&gt;
| image     = now.gif&lt;br /&gt;
| titletext = This image stays roughly in sync with the day (assuming the Earth continues spinning). Shortcut: [http://xkcd.com/now xkcd.com/now]&lt;br /&gt;
}}&lt;br /&gt;
&amp;lt;/div&amp;gt;&lt;br /&gt;
&lt;br /&gt;
==Explanation==&lt;br /&gt;
The picture is divided in 24 segments representing the 24 hours of the day. The break between segments is not visible at noon or midnight because of the words, but presumably exists.&lt;br /&gt;
&lt;br /&gt;
The picture rotates by 3.75 {{w|degree (angle)|degrees}} every 15 minutes, as does the Earth, so that it is constantly up to date in showing which regions are currently at which times of day. The picture change seems to happen half-way through a 15-minute time increment (that is, at 7½, 22½, 37½, and 52½ minutes after each hour), so that the picture is always correct for the nearest multiple of 15 minutes.&lt;br /&gt;
&lt;br /&gt;
The map projection of the earth in the middle of the picture shows an {{w|azimuthal equidistant projection}} with the {{w|South Pole}} in the center.  This is unusual, as the projection typically puts the north pole in the center, but necessary in order for it to rotate clockwise. [[Randall]] was playing on projections before in [[977: Map Projections]].&lt;br /&gt;
&lt;br /&gt;
The list of cities and countries doesn't match the map exactly - notice how the continent of Australia is shifted far to the left of the words &amp;quot;most Australian cities&amp;quot;. This is because the map is centered relative to the {{w|time zone}}s and the local variations therein.  The map shows the current (February 2014) configuration of time zones with respect to {{w|daylight saving time}} (also known as summer time), which is being observed at the time of the comic's initial release in parts of Australia, New Zealand, Brazil, and other countries not named in this comic. If the map is to stay accurate through the year, the location of place names will have to move over the next few months as parts of the southern hemisphere go off DST and parts of the northern hemisphere go onto it, but we don't yet know whether Randall will bother to include this.&lt;br /&gt;
&lt;br /&gt;
In many countries &amp;quot;{{w|business hours}}&amp;quot; are considered to be from 9&amp;amp;nbsp;am to 5&amp;amp;nbsp;pm. With some exceptions, including emergencies, it is generally considered rude to place a {{w|telephone}} call to someone's residence during the hours when most people are asleep; Randall portrays this time period as extending from 10&amp;amp;nbsp;pm to 8&amp;amp;nbsp;am.  This may be a reference to the 10&amp;amp;nbsp;pm &amp;quot;cutoff&amp;quot; time [http://www.youtube.com/watch?v=L0WeQJW-H3Y discussed] in an episode of &amp;quot;Curb Your Enthusiasm.&amp;quot; &lt;br /&gt;
&lt;br /&gt;
On midnight at UTC we can see this situation:&lt;br /&gt;
*00:00 UTC {{w|Greenwich Mean Time}}&lt;br /&gt;
::UK, Portugal&lt;br /&gt;
::West Africa&lt;br /&gt;
*01:00 UTC {{w|Central European Time}}&lt;br /&gt;
::Most of central Europe&lt;br /&gt;
::Nigeria, and many more countries belonging to the {{w|West Africa Time}} zone&lt;br /&gt;
*02:00 UTC {{w|Eastern European Time}}&lt;br /&gt;
::Eastern Europe, many countries like Bulgaria, Romania or Greece&lt;br /&gt;
::The {{w|Levant}} &lt;br /&gt;
::Egypt&lt;br /&gt;
*03:00 UTC {{w|UTC+03:00}} (East Africa Time, Eastern Europe Forward Time, and Arabia Standard Time)&lt;br /&gt;
::Ethiopia, Kenya, Madagascar, Somalia, and more&lt;br /&gt;
::Kaliningrad and Belarus&lt;br /&gt;
::Iraq, Kuwait, Saudi Arabia, and more.&lt;br /&gt;
::Iran is at {{w|Iran Standard Time}}, using an offset of UTC+03:30&lt;br /&gt;
*04:00 UTC {{w|UTC+04:00}} &lt;br /&gt;
::{{w|Moscow Time}}&lt;br /&gt;
::United Arab Emirates, Mauritius, and more&lt;br /&gt;
::Afghanistan is at {{w|Time in Afghanistan}}, using an offset of UTC+04:30&lt;br /&gt;
::Iran is at {{w|Iran Standard Time}}, using an offset of UTC+03:30&lt;br /&gt;
*05:00 UTC {{w|UTC+05:00}}&lt;br /&gt;
::Pakistan, Western Australia, Maldives and some France former colonies.&lt;br /&gt;
::Afghanistan is at {{w|Time in Afghanistan}}, using an offset of UTC+04:30&lt;br /&gt;
::India and Sri Lanka using {{w|UTC+05:30}}&lt;br /&gt;
::Nepal is using a much more odd offset at {{w|UTC+05:45}}&lt;br /&gt;
*06:00 UTC {{w|UTC+06:00}}&lt;br /&gt;
::Bangladesh, Bhutan...&lt;br /&gt;
::UK {{w|British Indian Ocean Territory}}&lt;br /&gt;
::Russia at {{w|Yekaterinburg Time}}, also Kazakhstan and Kyrgyzstan&lt;br /&gt;
::China only use {{w|Time in China|one time zone}} (+08:00) but Xinjiang and Tibet unofficially use +06:00 &lt;br /&gt;
::India and Sri Lanka using {{w|UTC+05:30}}&lt;br /&gt;
::Nepal is using a much more odd offset at {{w|UTC+05:45}}&lt;br /&gt;
*07:00 UTC {{w|UTC+07:00}}&lt;br /&gt;
::South-east Asia like Cambodia, Indonesia, Thailand, Vietnam, and more&lt;br /&gt;
::Christmas Island belonging to Australia&lt;br /&gt;
::Russia is also using the {{w|Omsk Time}}&lt;br /&gt;
*08:00 UTC {{w|UTC+08:00}}&lt;br /&gt;
::Western Australia&lt;br /&gt;
::China uses only {{w|Time in China|one time zone}} while the country spans about five.&lt;br /&gt;
::Singapore&lt;br /&gt;
::Philippines&lt;br /&gt;
::Perth&lt;br /&gt;
*09:00 UTC {{w|UTC+09:00}}&lt;br /&gt;
::Japan&lt;br /&gt;
::The Koreas&lt;br /&gt;
*10:00 UTC {{w|UTC+10:00}}&lt;br /&gt;
::Brisbane and the Australian Capital Territory, New South Wales, Queensland, Tasmania and Victoria&lt;br /&gt;
::US: Guam and Northern Mariana Islands&lt;br /&gt;
*11:00 UTC {{w|UTC+11:00}}&lt;br /&gt;
::Micronesia, New Caledonia, Solomon Islands, Vanuatu&lt;br /&gt;
::Russia {{w|Vladivostok Time}}&lt;br /&gt;
*12:00 UTC {{w|UTC+12:00}} or {{w|UTC−12:00}}&lt;br /&gt;
::Kamchatka (a Russian peninsula at the east Siberia), Kiribati, Marshall Islands, Nauru, Tuvalu and more&lt;br /&gt;
*13:00 UTC {{w|UTC+13:00}} or {{w|UTC−11:00}}&lt;br /&gt;
::New Zealand, Kiribati, Tonga&lt;br /&gt;
*14:00 UTC {{w|UTC+14:00}} or {{w|UTC−10:00}}&lt;br /&gt;
::Hawaii, Samoa&lt;br /&gt;
::French Polynesia, Cook Islands, and more&lt;br /&gt;
::Line Islands, belonging to Kiribati&lt;br /&gt;
*15:00 UTC {{w|UTC−09:00}}&lt;br /&gt;
::{{W|Time in Alaska|Alaska}} (some islands of Alaska is at -10:00 and a few city's are at -08:00) &lt;br /&gt;
::French Polynesia &lt;br /&gt;
*16:00 UTC {{w|UTC−08:00}} or {{w|Pacific Time Zone}}&lt;br /&gt;
::US West Coast&lt;br /&gt;
::Canada or (British Columbia and Yukon)&lt;br /&gt;
::Mexico (Baja California)&lt;br /&gt;
*17:00 UTC {{w|UTC−07:00}} or {{w|Mountain Time Zone}}&lt;br /&gt;
::US: Denver, and much more&lt;br /&gt;
::Canada: Alberta (Calgary, Edmonton), British Columbia, more&lt;br /&gt;
*18:00 UTC {{w|UTC−06:00}} or {{w|Central Time Zone}}&lt;br /&gt;
::Mexico, Chile, Ecuador, Nicaragua and more&lt;br /&gt;
::US: Chicago, Texas except of some most westernmost counties, and many more&lt;br /&gt;
*19:00 UTC {{w|UTC−05:00}} or {{w|Eastern Time Zone}}&lt;br /&gt;
::Eastern Canada like Ontario or Quebec&lt;br /&gt;
::US East Coast including New York and Florida.&lt;br /&gt;
::But also Cuba, Haiti, Panama and much more countries&lt;br /&gt;
*20:00 UTC {{w|UTC−04:00}} or {{w|Atlantic Time Zone}}&lt;br /&gt;
::Canadian Maritimes: New Brunswick, Prince Edward Island, Nova Scotia. (Newfoundland uses {{w|UTC-03:30}} )&lt;br /&gt;
::Chile&lt;br /&gt;
::Greenland&lt;br /&gt;
::Most of the Caribbean Islands.&lt;br /&gt;
*21:00 UTC {{w|UTC−03:00}}&lt;br /&gt;
::Coastal Brazil, Argentina, Uruguay, French Guiana, the UK Falkland Islands, and more&lt;br /&gt;
*22:00 UTC {{w|UTC−02:00}}&lt;br /&gt;
::UK: South Georgia and the South Sandwich Islands&lt;br /&gt;
::Brazil: Fernando de Noronha&lt;br /&gt;
*23:00 UTC {{w|UTC−01:00}}&lt;br /&gt;
::Cape Verde&lt;br /&gt;
::Azores (part of Portugal)&lt;br /&gt;
&lt;br /&gt;
==Technical notes==&lt;br /&gt;
When first posted, the picture was exactly 12 hours off. Somewhere around 5:10 UTC, this was fixed.  The original version also included a listing for Inland Brazil; this could have created a conflict with US East Coast when Daylight-Saving Time begins in the US, and it has been removed.&lt;br /&gt;
&lt;br /&gt;
The names used for the image files refer not to {{w|Universal Time|UTC (Universal Time)}} as one might expect but rather to the time exactly 12 hours off of that. The name of the image file linked from the page matched Universal Time during the first few hours, but the file-naming scheme did not change when the comic was corrected.&lt;br /&gt;
&lt;br /&gt;
An offline version of this comic made using C++ and SFML is now available [https://github.com/BruceJohnJennerLawso/xkcd-Now/releases/tag/1.01 here].&lt;br /&gt;
&lt;br /&gt;
==Transcript==&lt;br /&gt;
:[The comic is a moving circle with a static outer ring.]&lt;br /&gt;
&lt;br /&gt;
:[The outermost part of the static ring is divided in 22 segments representing the 24 hours of the day. The Noon (11 AM - 1 PM) and Midnight (11 PM - 1 AM) segments cover two hours which are not segmented. The ring is divided so it is yellow from 6 AM to 6 PM and dark grey on the other half]&lt;br /&gt;
::Noon - 6 PM - Midnight - 6 AM&lt;br /&gt;
&lt;br /&gt;
:[The innermost part of the static ring is light grey and divided in two sections that cower from 9 AM to 5 PM and from 10 PM to 8 AM respectively. They  contain descriptions of the time intervals.]&lt;br /&gt;
::Business hours (9-5) &lt;br /&gt;
::Rude to call&lt;br /&gt;
&lt;br /&gt;
:[The rest of the image consist of a rotation part]&lt;br /&gt;
&lt;br /&gt;
:[On the innermost part of the circle is the Earth as seen from the south pole. Each continent has a different color. The colors are&lt;br /&gt;
:*Europe: Red&lt;br /&gt;
:*Africa: Cyan&lt;br /&gt;
:*Asia: Green&lt;br /&gt;
:*Oceania: Purple&lt;br /&gt;
:*North America: Blue-violet&lt;br /&gt;
:*South America: Olive green&lt;br /&gt;
:*Antarctica (The south pole): Light grey&lt;br /&gt;
&lt;br /&gt;
:[Two segmented rings circle the map - these give the names of the continents (not the Antactica) and the color of the ring match the color of the continent on the map. Each segment cover the part of the map with the given continent. The one with Europe is merged with the one for Asia - and the color also merges from red to green along Turkey and Russia where the transition from Europe to Asia occurs.]&lt;br /&gt;
&lt;br /&gt;
:[On the inner ring are the names of the following continents (white text on a segment with the color of the continent)]&lt;br /&gt;
:*Africa&lt;br /&gt;
:*Oceania&lt;br /&gt;
:*South America&lt;br /&gt;
&lt;br /&gt;
:[On the second of these rings are the names of the following continents (white text on a segment with the color of the continent)]&lt;br /&gt;
:*Europe  &lt;br /&gt;
:*Asia &lt;br /&gt;
:*North America&lt;br /&gt;
&lt;br /&gt;
:[On the outermost ring of the moving circle are written names of regions, countries and cities of the Earth over the part of the map in which time zone they belong. All the text is color coded to match the color of the continent they belong to as given on the central map. The text is written in four lines. Below the names are sorted by color and reading from left to right first - and only sorting top to bottom if needed]&lt;br /&gt;
&lt;br /&gt;
:[Europe - Red text:]&lt;br /&gt;
::UK - Most of Europe - Eastern Europe &lt;br /&gt;
&lt;br /&gt;
:[Africa - Cyan text:]&lt;br /&gt;
::West Africa - Nigeria - Egypt - East Africa &lt;br /&gt;
&lt;br /&gt;
:[Asia - Green text:]&lt;br /&gt;
::The Levant - Iraq - Iran - Moscow - Afghanistan - Pakistan - India - Southeast Asia - Java - China - Singapore - Philippines - Japan - The Koreas - Kamchatka&lt;br /&gt;
&lt;br /&gt;
:[Oceania - Purple text:]&lt;br /&gt;
::Perth - Brisbane - Most Australian cities - New Zealand&lt;br /&gt;
&lt;br /&gt;
:[North America - Blue-violet text:]&lt;br /&gt;
::Alaska - US West Coast - Denver - Mexico - Chicago - Texas - Eastern Canada - US East coast - Canadian Maritimes&lt;br /&gt;
&lt;br /&gt;
:[South America - Olive green text:]&lt;br /&gt;
:: Coastal Brazil&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
{{comic discussion}}&lt;br /&gt;
[[Category:Comics with color]]&lt;br /&gt;
[[Category:Dynamic comics]]&lt;/div&gt;</summary>
		<author><name>BruceJohnJennerLawso</name></author>	</entry>

	<entry>
		<id>https://www.explainxkcd.com/wiki/index.php?title=1335:_Now&amp;diff=61660</id>
		<title>1335: Now</title>
		<link rel="alternate" type="text/html" href="https://www.explainxkcd.com/wiki/index.php?title=1335:_Now&amp;diff=61660"/>
				<updated>2014-03-04T03:54:19Z</updated>
		
		<summary type="html">&lt;p&gt;BruceJohnJennerLawso: &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;&amp;lt;div class=&amp;quot;plainlinks&amp;quot;&amp;gt;&lt;br /&gt;
{{comic&lt;br /&gt;
| number    = 1335&lt;br /&gt;
| before    = ''Explainxkcd note: The image below is accelerated to show a full day's spin in approximately 10 seconds. The actual comic completes one revolution per day. &amp;lt;br/&amp;gt;For the current state, see [http://xkcd.com/now/ http://xkcd.com/now]''&lt;br /&gt;
| date      = February 26, 2014&lt;br /&gt;
| title     = Now&lt;br /&gt;
| image     = now.gif&lt;br /&gt;
| titletext = This image stays roughly in sync with the day (assuming the Earth continues spinning). Shortcut: [http://xkcd.com/now xkcd.com/now]&lt;br /&gt;
}}&lt;br /&gt;
&amp;lt;/div&amp;gt;&lt;br /&gt;
&lt;br /&gt;
==Explanation==&lt;br /&gt;
The picture is divided in 24 segments representing the 24 hours of the day. The break between segments is not visible at noon or midnight because of the words, but presumably exists.&lt;br /&gt;
&lt;br /&gt;
The picture rotates by 3.75 {{w|degree (angle)|degrees}} every 15 minutes, as does the Earth, so that it is constantly up to date in showing which regions are currently at which times of day. The picture change seems to happen half-way through a 15-minute time increment (that is, at 7½, 22½, 37½, and 52½ minutes after each hour), so that the picture is always correct for the nearest multiple of 15 minutes.&lt;br /&gt;
&lt;br /&gt;
The map projection of the earth in the middle of the picture shows an {{w|azimuthal equidistant projection}} with the {{w|South Pole}} in the center.  This is unusual, as the projection typically puts the north pole in the center, but necessary in order for it to rotate clockwise. [[Randall]] was playing on projections before in [[977: Map Projections]].&lt;br /&gt;
&lt;br /&gt;
The list of cities and countries doesn't match the map exactly - notice how the continent of Australia is shifted far to the left of the words &amp;quot;most Australian cities&amp;quot;. This is because the map is centered relative to the {{w|time zone}}s and the local variations therein.  The map shows the current (February 2014) configuration of time zones with respect to {{w|daylight saving time}} (also known as summer time), which is being observed at the time of the comic's initial release in parts of Australia, New Zealand, Brazil, and other countries not named in this comic. If the map is to stay accurate through the year, the location of place names will have to move over the next few months as parts of the southern hemisphere go off DST and parts of the northern hemisphere go onto it, but we don't yet know whether Randall will bother to include this.&lt;br /&gt;
&lt;br /&gt;
In many countries &amp;quot;{{w|business hours}}&amp;quot; are considered to be from 9&amp;amp;nbsp;am to 5&amp;amp;nbsp;pm. With some exceptions, including emergencies, it is generally considered rude to place a {{w|telephone}} call to someone's residence during the hours when most people are asleep; Randall portrays this time period as extending from 10&amp;amp;nbsp;pm to 8&amp;amp;nbsp;am.  This may be a reference to the 10&amp;amp;nbsp;pm &amp;quot;cutoff&amp;quot; time [http://www.youtube.com/watch?v=L0WeQJW-H3Y discussed] in an episode of &amp;quot;Curb Your Enthusiasm.&amp;quot; &lt;br /&gt;
&lt;br /&gt;
On midnight at UTC we can see this situation:&lt;br /&gt;
*00:00 UTC {{w|Greenwich Mean Time}}&lt;br /&gt;
::UK, Portugal&lt;br /&gt;
::West Africa&lt;br /&gt;
*01:00 UTC {{w|Central European Time}}&lt;br /&gt;
::Most of central Europe&lt;br /&gt;
::Nigeria, and many more countries belonging to the {{w|West Africa Time}} zone&lt;br /&gt;
*02:00 UTC {{w|Eastern European Time}}&lt;br /&gt;
::Eastern Europe, many countries like Bulgaria, Romania or Greece&lt;br /&gt;
::The {{w|Levant}} &lt;br /&gt;
::Egypt&lt;br /&gt;
*03:00 UTC {{w|UTC+03:00}} (East Africa Time, Eastern Europe Forward Time, and Arabia Standard Time)&lt;br /&gt;
::Ethiopia, Kenya, Madagascar, Somalia, and more&lt;br /&gt;
::Kaliningrad and Belarus&lt;br /&gt;
::Iraq, Kuwait, Saudi Arabia, and more.&lt;br /&gt;
::Iran is at {{w|Iran Standard Time}}, using an offset of UTC+03:30&lt;br /&gt;
*04:00 UTC {{w|UTC+04:00}} &lt;br /&gt;
::{{w|Moscow Time}}&lt;br /&gt;
::United Arab Emirates, Mauritius, and more&lt;br /&gt;
::Afghanistan is at {{w|Time in Afghanistan}}, using an offset of UTC+04:30&lt;br /&gt;
::Iran is at {{w|Iran Standard Time}}, using an offset of UTC+03:30&lt;br /&gt;
*05:00 UTC {{w|UTC+05:00}}&lt;br /&gt;
::Pakistan, Western Australia, Maldives and some France former colonies.&lt;br /&gt;
::Afghanistan is at {{w|Time in Afghanistan}}, using an offset of UTC+04:30&lt;br /&gt;
::India and Sri Lanka using {{w|UTC+05:30}}&lt;br /&gt;
::Nepal is using a much more odd offset at {{w|UTC+05:45}}&lt;br /&gt;
*06:00 UTC {{w|UTC+06:00}}&lt;br /&gt;
::Bangladesh, Bhutan...&lt;br /&gt;
::UK {{w|British Indian Ocean Territory}}&lt;br /&gt;
::Russia at {{w|Yekaterinburg Time}}, also Kazakhstan and Kyrgyzstan&lt;br /&gt;
::China only use {{w|Time in China|one time zone}} (+08:00) but Xinjiang and Tibet unofficially use +06:00 &lt;br /&gt;
::India and Sri Lanka using {{w|UTC+05:30}}&lt;br /&gt;
::Nepal is using a much more odd offset at {{w|UTC+05:45}}&lt;br /&gt;
*07:00 UTC {{w|UTC+07:00}}&lt;br /&gt;
::South-east Asia like Cambodia, Indonesia, Thailand, Vietnam, and more&lt;br /&gt;
::Christmas Island belonging to Australia&lt;br /&gt;
::Russia is also using the {{w|Omsk Time}}&lt;br /&gt;
*08:00 UTC {{w|UTC+08:00}}&lt;br /&gt;
::Western Australia&lt;br /&gt;
::China uses only {{w|Time in China|one time zone}} while the country spans about five.&lt;br /&gt;
::Singapore&lt;br /&gt;
::Philippines&lt;br /&gt;
::Perth&lt;br /&gt;
*09:00 UTC {{w|UTC+09:00}}&lt;br /&gt;
::Japan&lt;br /&gt;
::The Koreas&lt;br /&gt;
*10:00 UTC {{w|UTC+10:00}}&lt;br /&gt;
::Brisbane and the Australian Capital Territory, New South Wales, Queensland, Tasmania and Victoria&lt;br /&gt;
::US: Guam and Northern Mariana Islands&lt;br /&gt;
*11:00 UTC {{w|UTC+11:00}}&lt;br /&gt;
::Micronesia, New Caledonia, Solomon Islands, Vanuatu&lt;br /&gt;
::Russia {{w|Vladivostok Time}}&lt;br /&gt;
*12:00 UTC {{w|UTC+12:00}} or {{w|UTC−12:00}}&lt;br /&gt;
::Kamchatka (a Russian peninsula at the east Siberia), Kiribati, Marshall Islands, Nauru, Tuvalu and more&lt;br /&gt;
*13:00 UTC {{w|UTC+13:00}} or {{w|UTC−11:00}}&lt;br /&gt;
::New Zealand, Kiribati, Tonga&lt;br /&gt;
*14:00 UTC {{w|UTC+14:00}} or {{w|UTC−10:00}}&lt;br /&gt;
::Hawaii, Samoa&lt;br /&gt;
::French Polynesia, Cook Islands, and more&lt;br /&gt;
::Line Islands, belonging to Kiribati&lt;br /&gt;
*15:00 UTC {{w|UTC−09:00}}&lt;br /&gt;
::{{W|Time in Alaska|Alaska}} (some islands of Alaska is at -10:00 and a few city's are at -08:00) &lt;br /&gt;
::French Polynesia &lt;br /&gt;
*16:00 UTC {{w|UTC−08:00}} or {{w|Pacific Time Zone}}&lt;br /&gt;
::US West Coast&lt;br /&gt;
::Canada or (British Columbia and Yukon)&lt;br /&gt;
::Mexico (Baja California)&lt;br /&gt;
*17:00 UTC {{w|UTC−07:00}} or {{w|Mountain Time Zone}}&lt;br /&gt;
::US: Denver, and much more&lt;br /&gt;
::Canada: Alberta (Calgary, Edmonton), British Columbia, more&lt;br /&gt;
*18:00 UTC {{w|UTC−06:00}} or {{w|Central Time Zone}}&lt;br /&gt;
::Mexico, Chile, Ecuador, Nicaragua and more&lt;br /&gt;
::US: Chicago, Texas except of some most westernmost counties, and many more&lt;br /&gt;
*19:00 UTC {{w|UTC−05:00}} or {{w|Eastern Time Zone}}&lt;br /&gt;
::Eastern Canada like Ontario or Quebec&lt;br /&gt;
::US East Coast including New York and Florida.&lt;br /&gt;
::But also Cuba, Haiti, Panama and much more countries&lt;br /&gt;
*20:00 UTC {{w|UTC−04:00}} or {{w|Atlantic Time Zone}}&lt;br /&gt;
::Canadian Maritimes: New Brunswick, Prince Edward Island, Nova Scotia. (Newfoundland uses {{w|UTC-03:30}} )&lt;br /&gt;
::Chile&lt;br /&gt;
::Greenland&lt;br /&gt;
::Most of the Caribbean Islands.&lt;br /&gt;
*21:00 UTC {{w|UTC−03:00}}&lt;br /&gt;
::Coastal Brazil, Argentina, Uruguay, French Guiana, the UK Falkland Islands, and more&lt;br /&gt;
*22:00 UTC {{w|UTC−02:00}}&lt;br /&gt;
::UK: South Georgia and the South Sandwich Islands&lt;br /&gt;
::Brazil: Fernando de Noronha&lt;br /&gt;
*23:00 UTC {{w|UTC−01:00}}&lt;br /&gt;
::Cape Verde&lt;br /&gt;
::Azores (part of Portugal)&lt;br /&gt;
&lt;br /&gt;
==Technical notes==&lt;br /&gt;
When first posted, the picture was exactly 12 hours off. Somewhere around 5:10 UTC, this was fixed.  The original version also included a listing for Inland Brazil; this could have created a conflict with US East Coast when Daylight-Saving Time begins in the US, and it has been removed.&lt;br /&gt;
&lt;br /&gt;
The names used for the image files refer not to {{w|Universal Time|UTC (Universal Time)}} as one might expect but rather to the time exactly 12 hours off of that. The name of the image file linked from the page matched Universal Time during the first few hours, but the file-naming scheme did not change when the comic was corrected.&lt;br /&gt;
&lt;br /&gt;
An offline version of this comic made using C++ and SFML is now available [https://github.com/BruceJohnJennerLawso/xkcd-Now/releases/tag/1.00 here].&lt;br /&gt;
&lt;br /&gt;
==Transcript==&lt;br /&gt;
:[The comic is a moving circle with a static outer ring.]&lt;br /&gt;
&lt;br /&gt;
:[The outermost part of the static ring is divided in 22 segments representing the 24 hours of the day. The Noon (11 AM - 1 PM) and Midnight (11 PM - 1 AM) segments cover two hours which are not segmented. The ring is divided so it is yellow from 6 AM to 6 PM and dark grey on the other half]&lt;br /&gt;
::Noon - 6 PM - Midnight - 6 AM&lt;br /&gt;
&lt;br /&gt;
:[The innermost part of the static ring is light grey and divided in two sections that cower from 9 AM to 5 PM and from 10 PM to 8 AM respectively. They  contain descriptions of the time intervals.]&lt;br /&gt;
::Business hours (9-5) &lt;br /&gt;
::Rude to call&lt;br /&gt;
&lt;br /&gt;
:[The rest of the image consist of a rotation part]&lt;br /&gt;
&lt;br /&gt;
:[On the innermost part of the circle is the Earth as seen from the south pole. Each continent has a different color. The colors are&lt;br /&gt;
:*Europe: Red&lt;br /&gt;
:*Africa: Cyan&lt;br /&gt;
:*Asia: Green&lt;br /&gt;
:*Oceania: Purple&lt;br /&gt;
:*North America: Blue-violet&lt;br /&gt;
:*South America: Olive green&lt;br /&gt;
:*Antarctica (The south pole): Light grey&lt;br /&gt;
&lt;br /&gt;
:[Two segmented rings circle the map - these give the names of the continents (not the Antactica) and the color of the ring match the color of the continent on the map. Each segment cover the part of the map with the given continent. The one with Europe is merged with the one for Asia - and the color also merges from red to green along Turkey and Russia where the transition from Europe to Asia occurs.]&lt;br /&gt;
&lt;br /&gt;
:[On the inner ring are the names of the following continents (white text on a segment with the color of the continent)]&lt;br /&gt;
:*Africa&lt;br /&gt;
:*Oceania&lt;br /&gt;
:*South America&lt;br /&gt;
&lt;br /&gt;
:[On the second of these rings are the names of the following continents (white text on a segment with the color of the continent)]&lt;br /&gt;
:*Europe  &lt;br /&gt;
:*Asia &lt;br /&gt;
:*North America&lt;br /&gt;
&lt;br /&gt;
:[On the outermost ring of the moving circle are written names of regions, countries and cities of the Earth over the part of the map in which time zone they belong. All the text is color coded to match the color of the continent they belong to as given on the central map. The text is written in four lines. Below the names are sorted by color and reading from left to right first - and only sorting top to bottom if needed]&lt;br /&gt;
&lt;br /&gt;
:[Europe - Red text:]&lt;br /&gt;
::UK - Most of Europe - Eastern Europe &lt;br /&gt;
&lt;br /&gt;
:[Africa - Cyan text:]&lt;br /&gt;
::West Africa - Nigeria - Egypt - East Africa &lt;br /&gt;
&lt;br /&gt;
:[Asia - Green text:]&lt;br /&gt;
::The Levant - Iraq - Iran - Moscow - Afghanistan - Pakistan - India - Southeast Asia - Java - China - Singapore - Philippines - Japan - The Koreas - Kamchatka&lt;br /&gt;
&lt;br /&gt;
:[Oceania - Purple text:]&lt;br /&gt;
::Perth - Brisbane - Most Australian cities - New Zealand&lt;br /&gt;
&lt;br /&gt;
:[North America - Blue-violet text:]&lt;br /&gt;
::Alaska - US West Coast - Denver - Mexico - Chicago - Texas - Eastern Canada - US East coast - Canadian Maritimes&lt;br /&gt;
&lt;br /&gt;
:[South America - Olive green text:]&lt;br /&gt;
:: Coastal Brazil&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
{{comic discussion}}&lt;br /&gt;
[[Category:Comics with color]]&lt;br /&gt;
[[Category:Dynamic comics]]&lt;/div&gt;</summary>
		<author><name>BruceJohnJennerLawso</name></author>	</entry>

	<entry>
		<id>https://www.explainxkcd.com/wiki/index.php?title=Talk:1333:_First_Date&amp;diff=60827</id>
		<title>Talk:1333: First Date</title>
		<link rel="alternate" type="text/html" href="https://www.explainxkcd.com/wiki/index.php?title=Talk:1333:_First_Date&amp;diff=60827"/>
				<updated>2014-02-22T19:00:54Z</updated>
		
		<summary type="html">&lt;p&gt;BruceJohnJennerLawso: &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;HAIL HELIX {{unsigned ip|‎173.245.54.74}}&lt;br /&gt;
&lt;br /&gt;
Should this be put into the Pokémon category? The comic has nothing to do with Pokémon itself, but the subject matter does. [[User:Blitzer|Blitzer]] ([[User talk:Blitzer|talk]]) 07:37, 21 February 2014 (UTC)&lt;br /&gt;
&lt;br /&gt;
Kill me for being a stupid nerd, but when I first read the title &amp;quot;First Date&amp;quot; I thought it was going to be a strip about the Unix Epoch. [[Special:Contributions/173.245.53.201|173.245.53.201]] 10:30, 21 February 2014 (UTC)&lt;br /&gt;
::I think that was a very cool deducton, Monica. [[Special:Contributions/173.245.53.138|173.245.53.138]] 15:47, 21 February 2014 (UTC)&lt;br /&gt;
::Thats nothing. Ive actually nerd sniped myself with an xkcd comic before. thinking that the one about DNE referred to the concept of an undefined value (ie 1/0) [[User:BruceJohnJennerLawso|BruceJohnJennerLawso]] ([[User talk:BruceJohnJennerLawso|talk]]) 19:00, 22 February 2014 (UTC)&lt;br /&gt;
&lt;br /&gt;
This is the first strip for a while that I had no idea what was going on. Thanks, explainxkcd! BTW I do think the Pokémon category is probably relevant enough. [[User:Markhurd|Mark Hurd]] ([[User talk:Markhurd|talk]]) 11:02, 21 February 2014 (UTC)&lt;br /&gt;
:Ah, ditto. Cheers for the explanation (not sure whether I'm happy or not that I'm so disassociated from apparently popular culture though). I actually thought &amp;quot;Twitch&amp;quot; was some sort of &amp;quot;random Twitter feed&amp;quot; thing, though, so (to some degree) I suppose I was also ''almost'' on the right track. &amp;lt;!-- While I'm here, I'm hoping for something special in comic 1337. Don't know what, but it would surely be a wasted opportunity. --&amp;gt; [[Special:Contributions/141.101.99.145|141.101.99.145]] 17:31, 21 February 2014 (UTC)&lt;br /&gt;
&lt;br /&gt;
Anyone else notice that between panels 2 and 3, Cueball drinks most of his wine? [[Special:Contributions/141.101.99.145|141.101.99.145]] 17:51, 21 February 2014 (UTC)&lt;br /&gt;
:Yes, I was intrigued by that!  At least, his glass gets emptier — it seems plausible that Megan might have drunk or spilled it too. [[Special:Contributions/108.162.218.23|108.162.218.23]] 18:48, 21 February 2014 (UTC)&lt;br /&gt;
::Seems like the amount of wine in his glass is constantly decreasing from panel 1-4. Also, the helix will guide us! [[Special:Contributions/173.245.53.185|173.245.53.185]] 12:48, 22 February 2014 (UTC)&lt;/div&gt;</summary>
		<author><name>BruceJohnJennerLawso</name></author>	</entry>

	<entry>
		<id>https://www.explainxkcd.com/wiki/index.php?title=208:_Regular_Expressions&amp;diff=54041</id>
		<title>208: Regular Expressions</title>
		<link rel="alternate" type="text/html" href="https://www.explainxkcd.com/wiki/index.php?title=208:_Regular_Expressions&amp;diff=54041"/>
				<updated>2013-12-01T22:34:30Z</updated>
		
		<summary type="html">&lt;p&gt;BruceJohnJennerLawso: /* Trivia */&lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;{{comic&lt;br /&gt;
| number    = 208&lt;br /&gt;
| date      = January 10, 2007&lt;br /&gt;
| title     = Regular Expressions&lt;br /&gt;
| image     = regular_expressions.png&lt;br /&gt;
| titletext = Wait, forgot to escape a space. Wheeeeee[taptaptap]eeeeee.&lt;br /&gt;
}}&lt;br /&gt;
&lt;br /&gt;
==Explanation==&lt;br /&gt;
&lt;br /&gt;
In computing, a {{w|regular expression}} provides a concise and flexible means to &amp;quot;match&amp;quot; (specify and recognize) strings of text, such as particular characters, words, or patterns of characters.&lt;br /&gt;
&lt;br /&gt;
Looking for a specific pattern on 200MB of text is an equivalent to &amp;quot;looking for a needle in a haystack&amp;quot;. But this task can be made easy by using &amp;quot;regexes&amp;quot;, since this script can find a &amp;quot;match&amp;quot;, a specific string pattern, much faster than humans can achieve.&lt;br /&gt;
&lt;br /&gt;
{{w|Perl}} is a popular scripting language, and is especially well known for the flexible and simple regular expression features that it offers.&lt;br /&gt;
&lt;br /&gt;
The title text explains how sensitive the response is to small missing characters.&lt;br /&gt;
&lt;br /&gt;
==Transcript==&lt;br /&gt;
:Whenever I learn a new skill I concoct elaborate fantasy scenarios where it lets me save the day.&lt;br /&gt;
:Megan: Oh no! The killer must have followed her on vacation!&lt;br /&gt;
:[Megan points to computer.]&lt;br /&gt;
:Megan: But to find them we'd need to search through 200MB of emails looking for something formatted like an address!&lt;br /&gt;
:Cueball: It's hopeless!&lt;br /&gt;
:Everybody stand back.&lt;br /&gt;
:I know regular expressions.&lt;br /&gt;
:[A man swings in on a rope, toward the computer.]&lt;br /&gt;
:''tap tap''&lt;br /&gt;
:''PERL!''&lt;br /&gt;
:[The man swings away, and the other characters cheer.]&lt;br /&gt;
&lt;br /&gt;
==Trivia==&lt;br /&gt;
*This comic is featured on one of the [http://shop.xkcd.com/products/i-know-regular-expressions T-shirts] sold at the xkcd store.&lt;br /&gt;
*[[Randall]] no longer likes Perl, having discovered {{w|Python}}.&lt;br /&gt;
*Writing a good street address finder in regular expressions is a difficult task, especially internationally. [http://regexlib.com/Search.aspx?k=street Examples.]&lt;br /&gt;
&lt;br /&gt;
{{comic discussion}}&lt;br /&gt;
[[Category:Comics featuring Cueball]]&lt;br /&gt;
[[Category:Comics featuring Megan]]&lt;br /&gt;
[[Category:Comics with color]]&lt;/div&gt;</summary>
		<author><name>BruceJohnJennerLawso</name></author>	</entry>

	<entry>
		<id>https://www.explainxkcd.com/wiki/index.php?title=Talk:558:_1000_Times&amp;diff=52956</id>
		<title>Talk:558: 1000 Times</title>
		<link rel="alternate" type="text/html" href="https://www.explainxkcd.com/wiki/index.php?title=Talk:558:_1000_Times&amp;diff=52956"/>
				<updated>2013-11-17T23:39:40Z</updated>
		
		<summary type="html">&lt;p&gt;BruceJohnJennerLawso: &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;Most honest:&lt;br /&gt;
Bailout - 1.7 x 10^11&lt;br /&gt;
Bonuses - 1.65 x 10^8&lt;br /&gt;
[[User:BruceJohnJennerLawso|BruceJohnJennerLawso]] ([[User talk:BruceJohnJennerLawso|talk]]) 23:39, 17 November 2013 (UTC)&lt;/div&gt;</summary>
		<author><name>BruceJohnJennerLawso</name></author>	</entry>

	<entry>
		<id>https://www.explainxkcd.com/wiki/index.php?title=Talk:558:_1000_Times&amp;diff=52955</id>
		<title>Talk:558: 1000 Times</title>
		<link rel="alternate" type="text/html" href="https://www.explainxkcd.com/wiki/index.php?title=Talk:558:_1000_Times&amp;diff=52955"/>
				<updated>2013-11-17T23:34:26Z</updated>
		
		<summary type="html">&lt;p&gt;BruceJohnJennerLawso: Created page with &amp;quot;Most honest:  Bailout - 1.7 x 10^11 Bonuses - 1.65 x 10^8&amp;quot;&lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;Most honest:&lt;br /&gt;
&lt;br /&gt;
Bailout - 1.7 x 10^11&lt;br /&gt;
Bonuses - 1.65 x 10^8&lt;/div&gt;</summary>
		<author><name>BruceJohnJennerLawso</name></author>	</entry>

	<entry>
		<id>https://www.explainxkcd.com/wiki/index.php?title=Talk:753:_Southern_Half&amp;diff=52622</id>
		<title>Talk:753: Southern Half</title>
		<link rel="alternate" type="text/html" href="https://www.explainxkcd.com/wiki/index.php?title=Talk:753:_Southern_Half&amp;diff=52622"/>
				<updated>2013-11-13T05:25:17Z</updated>
		
		<summary type="html">&lt;p&gt;BruceJohnJennerLawso: &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;OF COURSE!  A Penis-Shaped Obelisk on Mars!  And it's got to be big enough to been seen with an ordinary backyard telescope.--[[Special:Contributions/138.163.128.41|138.163.128.41]] 00:31, 20 March 2013 (UTC)&lt;br /&gt;
: And, yes, I imagine it ''would'' be hard. [[Special:Contributions/178.98.192.132|178.98.192.132]] 23:17, 4 May 2013 (UTC)&lt;br /&gt;
Woah, woah, no cloned velociraptors in spaaace. Not on my watch. [[User:BruceJohnJennerLawso|BruceJohnJennerLawso]] ([[User talk:BruceJohnJennerLawso|talk]]) 05:25, 13 November 2013 (UTC)&lt;/div&gt;</summary>
		<author><name>BruceJohnJennerLawso</name></author>	</entry>

	<entry>
		<id>https://www.explainxkcd.com/wiki/index.php?title=Talk:157:_Filler_Art&amp;diff=52612</id>
		<title>Talk:157: Filler Art</title>
		<link rel="alternate" type="text/html" href="https://www.explainxkcd.com/wiki/index.php?title=Talk:157:_Filler_Art&amp;diff=52612"/>
				<updated>2013-11-13T02:27:21Z</updated>
		
		<summary type="html">&lt;p&gt;BruceJohnJennerLawso: &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;What IS thigh rotation? Is this a thing or just another joke on thighs? [[Special:Contributions/35.13.221.137|35.13.221.137]] 18:23, 9 December 2012 (UTC)NariOX&lt;br /&gt;
&lt;br /&gt;
:It's just a joke. You can't get your thighs rotated (a parody of getting the tires of your car rotated), at least not in the United States. [[User:Smperron|Smperron]] ([[User talk:Smperron|talk]])&lt;br /&gt;
&lt;br /&gt;
:Given the general topic, and xkcd's penchant for math, &amp;quot;phi&amp;quot; is sometimes used to describe rotation, I believe.  I think it is around the vertical axis, at least in some 3D modeling software. It is a stretch, but thigh and phi sound similar. [[User:Tryc|Tryc]] ([[User talk:Tryc|talk]]) 14:22, 17 June 2013 (UTC)&lt;br /&gt;
&lt;br /&gt;
I can't tell what's incomplete about the explanation. Someone explain? [[Special:Contributions/108.162.216.45|108.162.216.45]] 20:49, 12 November 2013 (UTC)&lt;br /&gt;
&lt;br /&gt;
Seems good to me too.[[User:BruceJohnJennerLawso|BruceJohnJennerLawso]] ([[User talk:BruceJohnJennerLawso|talk]]) 02:27, 13 November 2013 (UTC)&lt;/div&gt;</summary>
		<author><name>BruceJohnJennerLawso</name></author>	</entry>

	<entry>
		<id>https://www.explainxkcd.com/wiki/index.php?title=156:_Commented&amp;diff=52534</id>
		<title>156: Commented</title>
		<link rel="alternate" type="text/html" href="https://www.explainxkcd.com/wiki/index.php?title=156:_Commented&amp;diff=52534"/>
				<updated>2013-11-11T23:42:01Z</updated>
		
		<summary type="html">&lt;p&gt;BruceJohnJennerLawso: /* Explanation */&lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;{{comic&lt;br /&gt;
| number    = 156&lt;br /&gt;
| date      = September 13, 2006&lt;br /&gt;
| title     = Commented&lt;br /&gt;
| image     = commented.png&lt;br /&gt;
| titletext = Your IDE's color may vary.&lt;br /&gt;
}}&lt;br /&gt;
&lt;br /&gt;
==Explanation==&lt;br /&gt;
In certain {{w|Programming language|programming languages}} (including but not limited to C (since C99), C++, C#, Java, Javascript, PHP, and Scala), inserting a double slash (//) at the beginning of a line marks that line as a &amp;quot;comment&amp;quot;; i.e. something for humans to read that generally helps them understand the code better, rather than something for the computer to execute. Since all comment lines are ignored when a program is run or compiled, it is possible to simply put a double slash in front of any line of code to skip that line; this is known as &amp;quot;commenting out&amp;quot; that line.&lt;br /&gt;
&lt;br /&gt;
[[Black Hat]] lifts two fingers toward [[Cueball]]'s question, forming a double slash and thereby ignoring his question.&lt;br /&gt;
&lt;br /&gt;
An {{w|Integrated development environment|Integrated Development Environment}} (IDE for short) is an application that programmers use to write, compile, execute, and debug code. Many IDEs color-code text to make reading the code easier. In IDEs like Eclipse and Microsoft Visual Studio, a line that is commented out will be colored green, however the color may vary depending on which IDE you use, and can usually also be customized.&lt;br /&gt;
&lt;br /&gt;
The title text refers to this variation among IDEs' color schemes.&lt;br /&gt;
&lt;br /&gt;
==Transcript==&lt;br /&gt;
:[Two men are talking.]&lt;br /&gt;
:Cueball: Hey, can you do me a favor?&lt;br /&gt;
:[Black Hat holds his hand out towards Cueball.]&lt;br /&gt;
:Black Hat: Commented!&lt;br /&gt;
&lt;br /&gt;
:Cueball: Huh?&lt;br /&gt;
&lt;br /&gt;
:[Black Hat is holding his first and second fingers parallel and at an angle, and they are green. Cueball and his next line are also green.]&lt;br /&gt;
:Cueball: Wait, what does that gesture even mean?&lt;br /&gt;
&lt;br /&gt;
{{Comic discussion}}&lt;br /&gt;
[[Category:Comics featuring Black Hat]]&lt;br /&gt;
[[Category:Comics featuring Cueball]]&lt;br /&gt;
[[Category:Comics with color]]&lt;br /&gt;
[[Category:Programming]]&lt;/div&gt;</summary>
		<author><name>BruceJohnJennerLawso</name></author>	</entry>

	<entry>
		<id>https://www.explainxkcd.com/wiki/index.php?title=Talk:417:_The_Man_Who_Fell_Sideways&amp;diff=52380</id>
		<title>Talk:417: The Man Who Fell Sideways</title>
		<link rel="alternate" type="text/html" href="https://www.explainxkcd.com/wiki/index.php?title=Talk:417:_The_Man_Who_Fell_Sideways&amp;diff=52380"/>
				<updated>2013-11-08T22:47:15Z</updated>
		
		<summary type="html">&lt;p&gt;BruceJohnJennerLawso: Created page with &amp;quot;~~~~I feel like the child should fall at a shallower angle from horizontal. There must be some way to do a punnet square for these things...&amp;quot;&lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;[[User:BruceJohnJennerLawso|BruceJohnJennerLawso]] ([[User talk:BruceJohnJennerLawso|talk]]) 22:47, 8 November 2013 (UTC)I feel like the child should fall at a shallower angle from horizontal. There must be some way to do a punnet square for these things...&lt;/div&gt;</summary>
		<author><name>BruceJohnJennerLawso</name></author>	</entry>

	<entry>
		<id>https://www.explainxkcd.com/wiki/index.php?title=Talk:154:_Beliefs&amp;diff=51534</id>
		<title>Talk:154: Beliefs</title>
		<link rel="alternate" type="text/html" href="https://www.explainxkcd.com/wiki/index.php?title=Talk:154:_Beliefs&amp;diff=51534"/>
				<updated>2013-11-01T03:18:41Z</updated>
		
		<summary type="html">&lt;p&gt;BruceJohnJennerLawso: &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;Doesn't the girl have too long hair to be Megan? The official transcript just calls them 'girl' and  'professor'. –[[User:St.nerol|St.nerol]] ([[User talk:St.nerol|talk]]) 17:43, 22 June 2013 (UTC)&lt;br /&gt;
::Actually she looks more like Danish to me.&lt;/div&gt;</summary>
		<author><name>BruceJohnJennerLawso</name></author>	</entry>

	<entry>
		<id>https://www.explainxkcd.com/wiki/index.php?title=Talk:1082:_Geology&amp;diff=50675</id>
		<title>Talk:1082: Geology</title>
		<link rel="alternate" type="text/html" href="https://www.explainxkcd.com/wiki/index.php?title=Talk:1082:_Geology&amp;diff=50675"/>
				<updated>2013-10-16T04:40:34Z</updated>
		
		<summary type="html">&lt;p&gt;BruceJohnJennerLawso: &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;Actually, in the UK &amp;quot;gneiss&amp;quot; is pronounced exactly &amp;quot;nice&amp;quot;, so it fits even better there.&lt;br /&gt;
:If Wikipedia's phonetic guide is any authority, it's also said that way in the US (hover-text: 'n' as in 'nigh', long 'i' in 'bide', 's' as in 'sigh')... it doesn't make any distinctions between regions. -- [[User:IronyChef|IronyChef]] ([[User talk:IronyChef|talk]]) 04:51, 18 August 2012 (UTC)&lt;br /&gt;
::Indeed. American geologists also pronounce it &amp;quot;nice&amp;quot; [[User:Lcarsos|lcarsos]] ([[User talk:Lcarsos|talk]]) 18:06, 20 August 2012 (UTC)&lt;br /&gt;
:::According to my geologist father, 'gneiss' is pronounced as &amp;quot;nice&amp;quot; and 'butte' as &amp;quot;beaut.&amp;quot; He also says that buttes are almost never gneiss: gneiss is a metamorphic rock, and buttes are almost always formed from sedimentary rocks. (Gneiss can form bornhardts, which are also bumps of rock, but form by a different process and don't look very similar.)[[User:Sapphie| Variables won&amp;amp;#39;t, constants aren&amp;amp;#39;t.  (Osborn&amp;amp;#39;s Law)]] ([[User talk:Sapphie|talk]]) 00:58, 29 August 2012 (UTC)&lt;br /&gt;
Rather impressive to see an erotic geology joke that doesn't even need to bring up cleavage, lol. One of my favourites.&lt;br /&gt;
:Oops, my mistake, they did mention cleavage, but still not bad anyways.&lt;/div&gt;</summary>
		<author><name>BruceJohnJennerLawso</name></author>	</entry>

	<entry>
		<id>https://www.explainxkcd.com/wiki/index.php?title=Talk:1082:_Geology&amp;diff=50672</id>
		<title>Talk:1082: Geology</title>
		<link rel="alternate" type="text/html" href="https://www.explainxkcd.com/wiki/index.php?title=Talk:1082:_Geology&amp;diff=50672"/>
				<updated>2013-10-16T04:20:08Z</updated>
		
		<summary type="html">&lt;p&gt;BruceJohnJennerLawso: &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;Actually, in the UK &amp;quot;gneiss&amp;quot; is pronounced exactly &amp;quot;nice&amp;quot;, so it fits even better there.&lt;br /&gt;
:If Wikipedia's phonetic guide is any authority, it's also said that way in the US (hover-text: 'n' as in 'nigh', long 'i' in 'bide', 's' as in 'sigh')... it doesn't make any distinctions between regions. -- [[User:IronyChef|IronyChef]] ([[User talk:IronyChef|talk]]) 04:51, 18 August 2012 (UTC)&lt;br /&gt;
::Indeed. American geologists also pronounce it &amp;quot;nice&amp;quot; [[User:Lcarsos|lcarsos]] ([[User talk:Lcarsos|talk]]) 18:06, 20 August 2012 (UTC)&lt;br /&gt;
:::According to my geologist father, 'gneiss' is pronounced as &amp;quot;nice&amp;quot; and 'butte' as &amp;quot;beaut.&amp;quot; He also says that buttes are almost never gneiss: gneiss is a metamorphic rock, and buttes are almost always formed from sedimentary rocks. (Gneiss can form bornhardts, which are also bumps of rock, but form by a different process and don't look very similar.)[[User:Sapphie| Variables won&amp;amp;#39;t, constants aren&amp;amp;#39;t.  (Osborn&amp;amp;#39;s Law)]] ([[User talk:Sapphie|talk]]) 00:58, 29 August 2012 (UTC)&lt;br /&gt;
Rather impressive to see an erotic geology joke that doesn't even need to bring up cleavage, lol. One of my favourites.&lt;/div&gt;</summary>
		<author><name>BruceJohnJennerLawso</name></author>	</entry>

	<entry>
		<id>https://www.explainxkcd.com/wiki/index.php?title=239:_Blagofaire&amp;diff=50348</id>
		<title>239: Blagofaire</title>
		<link rel="alternate" type="text/html" href="https://www.explainxkcd.com/wiki/index.php?title=239:_Blagofaire&amp;diff=50348"/>
				<updated>2013-10-10T21:44:10Z</updated>
		
		<summary type="html">&lt;p&gt;BruceJohnJennerLawso: The previous explanation seemed to imply that xkcd readers were spontaneously generated by the comic... Minor grammar fix basically.&lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;{{comic&lt;br /&gt;
| number    = 239&lt;br /&gt;
| date      = March 23, 2007&lt;br /&gt;
| title     = Blagofaire&lt;br /&gt;
| image     = blagofaire.png&lt;br /&gt;
| titletext = Things were better before the Structuring and the Levels.&lt;br /&gt;
}}&lt;br /&gt;
&lt;br /&gt;
==Explanation==&lt;br /&gt;
{{incomplete|Where is the Blagofaire...}}&lt;br /&gt;
Facts become distorted as time moves forward. What do we know about the Elizabethan times? They spoke strange English. What will 400 years from now think of the first twenty years of the Internet? Crazy people said crazy things online. Will we even say &amp;quot;online&amp;quot; 400 years from now? Won't the internet be everywhere, and everyone on it all the time in their retinal implants that being &amp;quot;offline&amp;quot; will seem absurd?&lt;br /&gt;
&lt;br /&gt;
While {{w|Cory Doctorow}} is not in this comic, the character is {{w|cosplay}}ing him. This comic inspired several xkcd readers to give Cory Doctorow a red cape and goggles when he won the 2007 EFF Pioneer Award.&lt;br /&gt;
&lt;br /&gt;
==Transcript==&lt;br /&gt;
:Man in Red Cape and Goggles: Hey, it worked!&lt;br /&gt;
:Cueball: What? Who are you?&lt;br /&gt;
:Man in Red Cape and Goggles: I'm from the distant future.&lt;br /&gt;
:Cueball: Wow. Hi!&lt;br /&gt;
&lt;br /&gt;
:Man in Red Cape and Goggles: Are you a blogger? I play one of you at our festivals!&lt;br /&gt;
:Cueball: Huh?&lt;br /&gt;
:Man in Red Cape and Goggles: Like the ren faires of your time — I do reenactments.&lt;br /&gt;
&lt;br /&gt;
:Man in Red Cape and Goggles: We relive the days when the internet was new and free. The days of risky sharing, slashdot, the myspace music renaissance. The generation's finest minds meeting on comment threads, battling roving bands of trolls, and holding the great dialogues of the age!&lt;br /&gt;
:Cueball: Is that how you—&lt;br /&gt;
:Man in Red Cape and Goggles: We're fuzzy on some details. Did bloggers really wear red capes and goggles and blog from high-altitude balloons?&lt;br /&gt;
:Cueball: No!&lt;br /&gt;
:Cueball: Well, Cory Doctorow does. But nobody else.&lt;br /&gt;
&lt;br /&gt;
{{comic discussion}}&lt;br /&gt;
[[Category:Comics featuring Cory Doctorow]]&lt;br /&gt;
[[Category:Comics with color]]&lt;/div&gt;</summary>
		<author><name>BruceJohnJennerLawso</name></author>	</entry>

	<entry>
		<id>https://www.explainxkcd.com/wiki/index.php?title=378:_Real_Programmers&amp;diff=50341</id>
		<title>378: Real Programmers</title>
		<link rel="alternate" type="text/html" href="https://www.explainxkcd.com/wiki/index.php?title=378:_Real_Programmers&amp;diff=50341"/>
				<updated>2013-10-10T20:49:48Z</updated>
		
		<summary type="html">&lt;p&gt;BruceJohnJennerLawso: /* Explanation */&lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;{{comic&lt;br /&gt;
| number    = 378&lt;br /&gt;
| date      = February 1, 2008&lt;br /&gt;
| title     = Real Programmers&lt;br /&gt;
| image     = real_programmers.png&lt;br /&gt;
| titletext = Real programmers set the universal constants at the start such that the universe evolves to contain the disk with the data they want.&lt;br /&gt;
}}&lt;br /&gt;
&lt;br /&gt;
==Explanation==&lt;br /&gt;
This comic satirises the mythical {{w|Real Programmer}}. To quote Wikipedia, &amp;quot;the term Real Programmer is computer programmers' folklore to describe the archetypical &amp;quot;hardcore&amp;quot; programmer who eschews the modern languages and tools of the day in favour of more direct and efficient solutions&amp;quot;. {{w|Gnu nano}} is a text editor - a program often used to edit the source code of other programs. {{w|Emacs}}, {{w|Vim (text editor)|Vim}} and {{w|ed (text editor)|ed}} are all progressively more &amp;quot;hard core&amp;quot; editors. {{w|cat (Unix)|cat}} is a Unix program that concatenates and lists files. Things get steadily more ridiculous from here. Using a magnetised needle to flip bits on a hard drive requires nanometer precision and binary mastery, but in the early days of programming people did use needles sometimes to fix bugs on {{w|Punched card|Punched cards}}. The use of a magnetized needle may also be a reference to the Apollo AGC guidance computer, whose instructions were physically written as patterns of wires looped around or through cylindrical magnets in order to record binary code.&lt;br /&gt;
&lt;br /&gt;
The final character suggests the utterly surreal idea of using butterflies, he is just using the {{w|Butterfly effect in popular culture|Butterfly effect}}, a &amp;quot;phenomenon whereby a minor change in circumstances can cause a large change in outcome&amp;quot;. Emacs is known for having a large number of add-ons to perform all sorts of functions beyond simple text editing. These commands are usually referred to by the key sequence required to activate them, such as &amp;quot;C-x M-c&amp;quot;(Control-x Meta/Esc/Alt-c, though this exact key sequence is a bit different from most Emacs commands and could be a joke or typo). The macro referenced is a pun on the play/movie titled &amp;quot;{{w|M. Butterfly}}&amp;quot;. Later versions of Emacs actually added a &amp;quot;M-x butterfly&amp;quot; command as an Easter-egg [http://www.youtube.com/watch?v=OQtxhuX6ano youtube demo], [http://www.screenr.com/a2s screenr demo].&lt;br /&gt;
&lt;br /&gt;
To cap this the title text suggests manipulating the universal constants to get the required data onto the disk.&lt;br /&gt;
&lt;br /&gt;
==Transcript==&lt;br /&gt;
:[A man sits at a computer, programming. Another man behind him looks over his shoulder.]&lt;br /&gt;
:Man: nano? REAL programmers use Emacs.&lt;br /&gt;
&lt;br /&gt;
:[A dark haired woman appears behind him.]&lt;br /&gt;
:Woman: Hey. REAL programmers use Vim.&lt;br /&gt;
&lt;br /&gt;
:[Another man appears behind her.]&lt;br /&gt;
:Man: Well, REAL programmers use ed.&lt;br /&gt;
&lt;br /&gt;
:[Another man appears behind him.]&lt;br /&gt;
:Man: No, REAL programmers use cat.&lt;br /&gt;
&lt;br /&gt;
:[A woman with a bun appears behind him.]&lt;br /&gt;
:Woman: REAL programmers use a magnetized needle and a steady hand.&lt;br /&gt;
&lt;br /&gt;
:[A man enters, facing them all.]&lt;br /&gt;
:Man: Excuse me, but REAL programmers use butterflies.&lt;br /&gt;
&lt;br /&gt;
:[Holding out a butterfly in front of the computer.]&lt;br /&gt;
:Man: They open their hands and let the delicate wings flap once.&lt;br /&gt;
&lt;br /&gt;
:Man: The disturbances ripple outward, changing the flow of the Eddy currents in the upper atmosphere.&lt;br /&gt;
:[Diagrams of flowing currents.]&lt;br /&gt;
:Man: These cause momentary pockets of higher-pressure air to form,&lt;br /&gt;
&lt;br /&gt;
:Man: Which act as lenses that deflect incoming cosmic rays, focusing them to strike the drive platter and flip the desired bit.&lt;br /&gt;
&lt;br /&gt;
:Emacs User: Nice. 'Course, there's an Emacs command to do that.&lt;br /&gt;
:Cat User: Oh yeah! Good ol' C-x M-c M-butterfly...&lt;br /&gt;
:[Butterfly man slaps forehead.]&lt;br /&gt;
:Butterfly man: Dammit, Emacs.&lt;br /&gt;
&lt;br /&gt;
{{comic discussion}}&lt;br /&gt;
[[Category:Programming]]&lt;/div&gt;</summary>
		<author><name>BruceJohnJennerLawso</name></author>	</entry>

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