I'm one of the few Linux users here on AP and also one of the few who don't use Photoshop. I'm using Inkscape for vectors and the GIMP for everything else (both freeware and Open Source -- available for Windows too).
Favourite anime: Toki wo Kakeru Shoujo, Haibane Renmei, Ichigo Mashimaro, FLCL, Millenium Actress, Tokyo Godfathers, Witch Hunter Robin, BECK, Texhnolyze, Genshiken, Vampire Hunter D - Bloodlust.
Recently watched: Canvas 2, Call Me Tonight, Kirameki Project, Glassy Ocean.
Currently on my music playlist: Air Traffic, Arctic Monkeys, Interpol, Kate Nash, Keren Ann, Razorlight and Voxtrot.