| 2021-06-03 21:14:06 | menace | Added BBS Sheer Terror as HQ for Optical |
| 2020-12-19 08:48:55 | menace | Added DYS as a member of Optical |
| 2020-12-19 08:48:13 | menace | Added Death Hawk as a member of Optical |
| 2020-12-19 08:45:40 | menace | Added Anchor as a member of Optical |
| 2020-12-19 08:45:18 | menace | Updated Pan's membership of Optical: set as ex-member |
| 2020-12-19 08:43:06 | menace | Added Pan as a member of Optical |
| 2019-09-23 20:19:55 | ltk_tscc | Edited nick 'Optical': changed abbreviation to 'OPT' |
| 2019-09-23 20:19:35 | ltk_tscc | Added links: https://www.pouet.net/groups.php?which=6124, http://csdb.dk/group/?id=1527 |
| 2019-09-23 20:19:23 | ltk_tscc | Edited nick 'Optical': changed differentiator to 'c64' |
| 2019-09-23 20:19:18 | ltk_tscc | Added group 'Optical' |