...it looks as though my gaming PC will be inoperatable for a while. After reinstalling drivers using nobi125's specific directions on how to to see if that was causing some graphical glitches I was experiencing, I stop receiving video input from my cards after windows loads up, but it still works in start-up and in safe mode :?. I'm going to take it somewhere tomorrow, but that leaves quite a large time window, especially for tonight. Ah well. At least I have the Beatles..