Why do you think this?
The Microsoft vision of the tablet is taking off because of Apple. Chrome and FF show growing market adoption rates.
What has M$ influenced in recent years? I tend to feel that they've been playing catch up in a few areas.
They have been. Here's an interesting article on GUI history between Apple and MS. Granted it's only up until Vista and doesn't mention how much an improvement Win 7 was as far as efficiency and stability, but the stuff way back when is a good history lesson.
It seems a lot of people think Ballmer is kinda crapping all over Gate's philosophy on how to run a successful company.