Agh damn, its only for the 200 series or the 9, 100 and 200? it says so in the website. :\ There is really no performance hit? Anyway, I'm on a 8800GT, so no fun for me :(
I found this out today, and tried it myself, and it's quite cool. If you have the 200 series Nvidia card, you're in luck. This is the Vista 64 bit download http://www.nvidia.com/object/winvista_x64_185.66_beta.html http://www.nzone.com/object/nzone_ambientocclusion_home.html
Now all we need is some drivers to automatically texture our stuff too. Wait no, cancel that. Anybody know if this will work on a GTS 250? It's a 200 series card, but it's really just a rebadged 9800GTX, so if it works on former, then it should work on the latter too right? Or maybe they're software restricting it to just…