User contributions
- 07:37, 21 January 2019 (diff | hist) . . (0) . . 2101: Technical Analysis (→Explanation)
- 03:06, 5 January 2019 (diff | hist) . . (+1) . . 2093: Reminders (→Transcript)
- 16:01, 4 January 2019 (diff | hist) . . (+1) . . 2093: Reminders (→Transcript)
- 06:46, 8 March 2018 (diff | hist) . . (-146) . . 1649: Pipelines (→Explanation)