First of all, I'm a newbie with xubuntu, linux and networking in general. I started with ubuntu 7.04 a month ago, and just recently moved to xubuntu 7.10. And I don't know whether this goes in here, ...
While I've been using XBMC on Linux primarily for VDPAU GPU decoding. I've also got Win7 installed on the same box to play around with. It looks as if the Windows branch of XBMC now has DXVA ...