| 2025-11-06 06:47:25 | menace | Added credit for Hydro on Demodisk 11: Other (pack editor) |
| 2025-11-05 21:17:20 | menace | Edited notes |
| 2025-11-05 21:15:46 | menace | Updated Hydro's membership of Anthrox: set as ex-member |
| 2023-02-19 21:13:02 | menace | Set location to London, Greater London, England, United Kingdom |
| 2022-02-21 14:51:29 | menace | Added Hydro as staff member of USS Enterprise (412) |
| 2021-07-30 14:09:28 | menace | Edited notes |
| 2021-02-27 15:49:34 | menace | Edited notes |
| 2021-02-27 15:44:27 | menace | Added Hydro as staff member of City Limits |
| 2019-04-17 20:40:14 | menace | Added Hydro as a member of B.H.S. |
| 2018-06-12 03:39:51 | menace | Updated Hydro's membership of The Humble Guys: changed member to Hydro, set as ex-member |
| 2016-08-16 06:16:42 | menace | Added credit for Hydro on Chuck Rock II - Son of Chuck: Text |
| 2016-04-28 20:55:33 | menace | Added credit for Hydro on Utility Disk No. 4: Other (pack editor) |
| 2014-12-12 19:08:54 | dipswitch | Added Hydro as a member of The Humble Guys |
| 2014-12-12 19:08:48 | dipswitch | Edited notes |
| 2014-12-12 18:59:33 | dipswitch | Added credit for Hydro on The Bad Tongue 11 - Special Issue: Text (Interviewed) |
| 2014-08-24 21:21:48 | menace | Added credit for Hydro on Paperboy II +2: Code (trainer) |