I use Keyboard and Mouse on the ps3. For me personally this gives me more control than the controller does. Course Keyboard and Mouse was what I've been using for FPS since Doom and the original Quake.
MAAN [Married And Always Nagged] Clan is recruiting, period. Also I NEED friends for Ghost Recon Coop/Guerilla/MP for trophies, will help you with trophies in return! Send me a friend invite with "Ghost Recon" in it.