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   Stewart Russell (scruss@xoxo.zone)'s status on Tuesday, 17-Sep-2024 13:43:05 JST Stewart Russell

   Okay, a weird thing I can't explain: my office chair - sitting in front of a tower fan - seems to want to spin forever, driven by the breeze from the fan.

   It only keeps spinning, however, if a box that's fairly heavy is sitting on the chair. With no box, or an identical empty box, the chair stops spinning very quickly.

   I have no idea why it does this. I have videos of the control experiments, and it's repeatable