I know conventional wisdom says that playing video games on a Plasma TV is a sure way to destroy it with burn-in. However, my thinking is that plasma technology has moved beyond this nugget of conventional wisdom. So, I wanted to ask if any of you plasma owners use your TV for playing video games and have you had any problems? I'm looking to buy a new TV next month and the LED-DLP by Samsung is appealing, but damn if that Pioneer 50" doesn't awfully nice (and have a...