It seems like the board did not fire Sam Altman for safety reasons, but instead for other reasons instead. Utterly confusing, and IMO demolishes my previous theory, though a lot of other theories also lost out.
Sources below, with their archive versions included:
https://twitter.com/norabelrose/status/1726635769958478244
https://twitter.com/eshear/status/1726526112019382275
I unendorsed primarily because apparently, the board didn’t fire because of safety concerns, though I’m not sure this is accurate.