HI. i am looking to buy 3D HDTV (plasma, LCD HDTV or DLP). my bedroom is 11 and 10 inches is from front of the bed to the end of the wall. i want to know does it matter if it is 1080p or 720p 3D hdtv. because some stores sell 50inches 720p 3D HDTV and some stores sell 1080p 3D HDTV.