The BSOD video of Gates on Win98 is very famous. Try Jobs One (especially funny with Cameras and Quake 3 super fast OpenGL).
I would like now to see: "Is MacOSX ready for desktop?" "Is Windows XP ready for desktop?" etc.. Because Linux isn't 😀 (just works (TM))
And if you like parody (as I believe that it's the best way to tell truth), also watch MAC Gamer