User contributions
- 11:49, 18 March 2019 (diff | hist) . . (+245) . . Talk:2124: Space Mission Hearing
- 19:19, 14 February 2019 (diff | hist) . . (+5) . . 187: The Familiar (Replaced "A guy" with names)
- 19:16, 14 February 2019 (diff | hist) . . (+93) . . 2061: Tectonics Game (more detailed last frame)
- 23:01, 12 February 2019 (diff | hist) . . (-575) . . 2107: Launch Risk (Re-wrote some stuff, and removed some cruft.)
- 20:07, 10 July 2018 (diff | hist) . . (+270) . . Talk:207: What xkcd Means (Suggest alternative interpritation of first panel.)