Just got this tv 3 days ago,saw it in Best Buy and bought it. Terrible TV! The sound is horrible,the remote is...garbage,absolutely horrid and even worse there is MAJOR lag when I play Battlefield 3 on my PS3 on the tv. I even switched "game mode" on and aiming is nearly impossible,it's like being drunk and on a sheet of ice the way your characters movements are delayed or overly dramatic. Fine tune aiming is impossible! I originally hooked it up with an HDMI cable and...