Supposedly, they are causing fans to malfunction and the cards to ultimately overheat and become damaged. I haven't had any trouble since I always crank my fan to 100% in rivatuner, but i'm downgrading to be safe.
I blame blizzard, anyway.
http://www.incgamers.com/News/21293/
I blame blizzard, anyway.
http://www.incgamers.com/News/21293/