I have the VIA Chipset and my USB 2.0 doesnt appear to work or something. I am not sure how to test but I have to play with my external Hard Drives to get them to detect (unplug and plug into another port). When they do detect it takes 4 to 5 hours to tranfer a 4gig file over to it or from it. Anyone have any ideas on how to fix that? Also with the 10.4.6 kext for IOUSBFamily.kext it would not detect my USB ports I had to use the older ver..