I purchased a Dell computer with preloaded McAfee security software. In the last month, on two occasions, the computer has gone "Blue scree" immediately after an automatic software update. I spend $200 getting it repaired the first time, was able to get it back myself the second time. Obviously I've removed the McAfee and have to get other security software. Despite the fact that this software is incompatable with my computer (windows 7 64 bite) and others have had this problem, Dell says that they don't offer refunds. The... read full review »