I also wouldn’t want Ilya in there without checks and balances, to be clear. So the challenge is identifying the right adults.
I don’t think it’s realistic to expect that negotiation to complete successfully in the eyes of all parties by 5 PM today. It’s possible that Ilya will give up on having his requirements satisfied and leave.
Plenty of precedent for tech founders to have total board control. It will take a little while for Sam to consolidate power, but he won't forget what happened this weekend and he'll play the long game accordingly.