I guess. I think the folks that pay Linus or whatever have done more for OS. Sun's opensolaris, too. MySQL, etc too. Just by sheer weight of code.
The problem is that the number of cool projects is pretty minimal. They're in duck and cover mode. They'll get pushed to trim employees further and further to stretch the revenues out.
I wish I had not sold it to them. The cash and freedom do not even come close; I would rather work on a big, popular product.