| 2023-11-02 15:27:27 | mch | Updated Steffan's credit on Hairdog 50: Text, Graphics |
| 2023-11-02 15:27:11 | mch | Added credit for Steffan on Hairdog 50: Graphics |
| 2022-12-31 19:58:23 | 100bit | Added credit for Steffan on Hot Style #11: Graphics, Text |
| 2022-05-28 22:50:42 | Brittle | Added credit for Steffan on Basic Invitation: Code, Graphics |
| 2021-12-13 21:05:10 | Brittle | Added Steffan as organiser of Teddy Beer C=64 Party |
| 2021-12-13 21:02:34 | Brittle | Added credit for Steffan on 100lat Yugorin: Code, Graphics |
| 2021-09-18 19:16:45 | vitalkanev | Added Steffan as a member of Boom! |
| 2021-04-23 19:10:45 | 100bit | Added credit for Steffan on Boomtro: Graphics |
| 2020-02-18 22:40:24 | 100bit | Added link http://csdb.dk/scener/?id=33928 |
| 2020-02-09 22:54:22 | Brittle | Set location to Poland |