Sounds to me like a wire short, if there is something like a +5V line getting crossed with a ground making the system lock up instead of disabling the single USB port.
As for mice, I've always used Microsoft mice and never had problems with them. I've typically used Microsoft Intelimouse Explorer mice, with a 1.0A on my G5 and a 2.0 Wireless right here. -- You received this message because you are a member of the iMac Group, a group for those using Apple iMacs and eMacs. The list FAQ is at http://lowendmac.com/imac/list.shtml and our netiquette guide is at http://www.lowendmac.com/lists/netiquette.shtml To post to this group, send email to imaclist@googlegroups.com To leave this group, send email to imaclist+unsubscr...@googlegroups.com For more options, visit this group at http://groups.google.com/group/imaclist