Guardian: So many printouts of emails and statements. Photograph: 20407.000000/Getty Images Imagine a world where you can “call up documents from files on the screen, or by pressing a button”, or get “mail or any messages” from a “TV-display terminal with keyboard”. These were the thoughts – in 1975 – of George E Pake, the head of Xerox Corporation’s Palo Alto Research Center, when quizzed by BusinessWeek on what the office of the future would look like. Predicting “a revolution in the …