Revision as of 02:05, 17 April 2013 by Davidy22(talk | contribs)(Created page with "I wonder, how fast does elevator technology advance? Is there like a Moore's law for the speed and safety of elevators or something? ~~~~")
I wonder, how fast does elevator technology advance? Is there like a Moore's law for the speed and safety of elevators or something? Davidy²²[talk] 02:05, 17 April 2013 (UTC)
