Not everything has to be a conspiracy or some 4D chess business move. Dario is a morally motivated person and regretted the tone that was being conveyed in that memo, so he apologized.

Yeah, that's completely unbelievable. You don't just accidentally call Trump a "dictator" or go on an extended tirade about Sam Altman. Clearly, he was speaking how he truly felt and how he's doing damage control.