Well, this is what i have been busy doing lately, playing Portal. If you haven't had a chance to play this yet, do. It's an absoluteley phenomenal game. One of the most original ideas for a video game in a long time.
Featured here of course is the faithful weighted companion cube. Download is at 1900x1425 in a .zip file including both the white and a black version.
Done wif teh photoshopz.