As We May Think, The Mother of All Demos, The Xerox Alto; all were breakthroughs in thinking about how to make the computer more personal. They were not, however, the true antecedents of the first ‘personal computers’. Instead, that line of descent runs through something much less visionary, capable or expensive: the humble computer terminal.The terminal can claim this role in three ways. First, it was the computing device that users would most commonly interact with in the decade or so before t...