Maybe I'm just cynical, but I wonder how much of this initiative and energy is driven by people at Microsoft who want their own star to rise higher than it can when it's bound by a third-party technology. I feel like this is something I've seen a fair amount in my career. About seven years ago, when Google was theoretically making a big push to stage Angular on par with React, I remember complaining that the document…
OpenAI already started divorce proceedings with their datacenter partnership with Softbank/etc, and it'd hardly be prudent for the world's largest software company NOT to have it's own SOTA AI models. Nadella might have initially been caught a bit flat footed with the rapid rise of AI, but seems to be managing the situation masterfully.
So hopefully if (when?) this AI stuff turns out to be the colossal boondoggle it seems to be shaping up to be, Microsoft will be able to save face, do a public execution, and the market won't crucify them.