"Don’t worry about what anybody else is going to do… The best way to predict the future is to invent it. Really smart people with reasonable funding can do just about anything"
So speaketh Alan Kay in 1971. Alan, the inventor of Smalltalk (the inspiration and technical basis for the MacIntosh and subsequent windowing based systems (like MS Windows), was in a meeting between PARC (Palo Alto Research Center) and Xerox planners at the time.
Courtesy Ian Jindal