So last night my windows media player developed a fascinating bug. Prior to last night, I could play a movie in one screen and do work in the other. But not anymore. A Computer Express article from July of 2004 (Try the cached version here) had this to say: "3. Video playback Windows Media: Windows Media Player automatically detects the availability of a double display configuration. When you play the media clip (videos, DVC, VCD) Media Player automatically plays it in full screen mode on the secondary ......