User contributions
- 13:57, 17 November 2016 (diff | hist) . . (+660) . . Talk:1760: TV Problems
- 13:18, 15 September 2015 (diff | hist) . . (-20) . . 505: A Bunch of Rocks (→Explanation: Isn't Planck time just a convenient unit of time for certain calculations, with no particular physical significance?)