Is Xgl Really Worth It?

Perhaps I am missing something here, but why in the world is anyone worried about whether or not Xgl is outdoing the efforts of Microsoft's Vista? Seriously, we already know that Vista has problems of its own, and this is not even counting the fact that Xgl outperforms Vista's Aero hands down without the need for extra video card upgrades (without some tweaking, that is).

Learn more over at OS Weekly.