> instead do what Microsoft (thinks) it does best, and that's tooling, and enterprise products.

Definitely, but I think it's because they saw OpenAI's moat get narrower and shallower, so to speak. As the article mentions it's still looking like a longer timeline [quote] "but Microsoft still holds exclusive rights to OpenAI’s models for its own products until 2030. That’s a long timeline to unravel."