A big reason for being such, is that of familiarity and muscle memory. Note all the bellyaching about Windows 8's start screen. Heck, i don't mind claiming tha

A big reason for being such, is that of familiarity and muscle memory. Note all the bellyaching about Windows 8's start screen. Heck, i don't mind claiming that the _nix DEs did best when they were trying to emulate Windows rather than dream up their own.