On Acquired podcast, Ballmer spoke of his experience as CEO with Gates as CTO. It was hell.
“That's where I moved back to be president of the company and then CEO, and Bill and I went through a year where we didn't speak”
“Basically our wives were the ones who pushed us back together. We had a very awkward dinner at a health club down the street here, but we get back together. But we never really got the right mojo.”