Their McAfee security software allowed a trojanfakeav.b to get into my computer. It was able to not only to shut down the Microsoft anti-virus protection but also the McAfee protection as well. When I contacted AT&T by phone I was transfered to a Tech support who wanted to charge me $99 to fix a problem that their service allowed, not to mention their usual run around procedure of transfering me to different departments for 2.5 hours and then hanging up on me. read full review »