BOOGIE years ago Lin provided the members with Want to Test Your Video Card? see http://www.picturestoexe.com/forums/index.php?/topic/16604-want-to-test-your-video-card/?hl=ptedemoshow%2A once you download and run it, make note of anything else you have running so you can eliminate them this test uses picts that will be different than yours - so if possible time the show --- does the jiggles happen at the same time as yours do? all these facts will be important if Lin gets involved this test will give your system s real workout ken