here 1xsamsung 971P @ 75Hz 1280x1024 + 1xsapphire 5870 @ stock + Win 7 64bit Professional (student ) that nasty bug it happens when iam playing Heroes of Newerth (at random ... only then) and when it happen after that i have to restart my system to bring cursor to normal (it stuck in any application after morphing once) ... all other games i play no issues at all it only occurs when i play HoN :P