He did acquire a lot of talent. Then he fired the majority of it and slagged off/alienated the rest, losing most of the institutional knowledge gained over years. He then systematically torched any external goodwill with both advertisers and users, before torpedoing the brand identity which had cut through to non-tech culture.

At some point, you have to just admit that he might not be playing 5D Chess, but 1D Connect Four, and he's still losing.