| 2018-08-18 20:47:03 | ltk_tscc | Updated David Cowan's membership of Sinister Developments: changed member to David Cowan, set as ex-member |
| 2016-03-11 13:36:42 | ltk_tscc | Added credit for David Cowan on Space Invaders & Painter: Code |
| 2016-03-10 20:25:47 | ltk_tscc | Added credit for David Cowan on Space Invaders: Code |
| 2016-03-10 20:18:53 | ltk_tscc | Added credit for David Cowan on Painter (Final): Code |
| 2016-03-10 20:13:57 | ltk_tscc | Added credit for David Cowan on Asteroids V1.1: Code |
| 2016-03-10 20:05:18 | ltk_tscc | Added credit for David Cowan on Asteroids V1.0: Code |
| 2016-03-10 19:13:26 | ltk_tscc | Updated David Cowan's credit on Galaxian: Code, Graphics |
| 2016-03-10 19:13:16 | ltk_tscc | Added credit for David Cowan on Galaxian: Code |
| 2016-03-10 19:03:00 | ltk_tscc | Added credit for David Cowan on Asteroids V1.2: Code |
| 2016-03-10 13:30:02 | ltk_tscc | Set location to United Kingdom |
| 2015-07-13 13:29:21 | ltk_tscc | Updated David Cowan's credit on Centipede: Code (Chip Fx Driver, Intro) |
| 2015-07-13 13:28:23 | ltk_tscc | Added credit for David Cowan on Centipede: Code (Chip Fx Driver) |
| 2015-04-28 20:05:37 | ltk_tscc | Added David Cowan as a member of Sinister Developments |
| 2015-04-28 19:49:39 | ltk_tscc | Added credit for David Cowan on Painter: Code |