The 20 Worst Windows Features of All Time

Ever wonder why the U.S. power grid is so fragile that that a blip at one power plant in Cleveland can black out the Eastern Seaboard? We ask the same thing about Windows' Registry: Why did Microsoft put so many vital pieces of Windows configuration data in one place, where a minor problem with that single file can turn into a full-tilt PC disaster? You can back up your Registry religiously. You can run Registry cleaning utilities. You can edit the Registry very, very carefully, should you dare to edit it at all. But you can't eliminate the possibility that it'll bring Windows to its knees.