Windows Vista Performance Guide by AnandTech. An exhaustively comprehensive look at Vista. The big question that almost everyone is going to want answered is pretty simple: should you upgrade to Windows Vista now or wait awhile longer? Let’s see, on one hand, Microsoft has admitted that speech recognition features in Vista could be hijacked so that a PC tells itself to delete files or folders. And on the other hand, Bill Gates claimed recently that Vista is so secure and reliable that it could even run life support systems in hospitals. Hmmm…