Filed under: Ask Engadget, Displays, Features, HDTV, Home EntertainmentWe're a bit short on reader-submitted questions on Ask Engadget this week -- speaking of, send your questions to ask at engadget dawt com and you've got a good shot at getting it some air time -- but it's alright 'cause we've got a question of our own: A buddy of ours is setting up a home theater, and has decided to really go all out. Unfortunately for him, there's no clear choi