New York Times:
Sources detail what happened at OpenAI in the build-up to Sam Altman’s firing; some board members believed that Altman was trying to pit them against each other — Split over the leadership of Sam Altman, board members and executives turned on one another. Their brawl exposed the cracks at the heart of the A.I. movement.
Source : http://www.techmeme.com/231209/p14#a231209p14