I got a great deal on an Emachine about 16 months ago, so great one of the guys in my office got one the same day. He emailed me over the weekend his power supply went out - not normally a big deal, just a simple replacement - the down side is that when this power supply goes, it changes the polarity of the motherboard - so when it goes, the motherboard goes. He found out from the Geek squad this is becoming a huge problem. Well, today my son's PS went out taking the motherboard with it so now,...