The manuscripts of the Middle Ages, available to only a select priesthood, turned into the paperback book. How close are we to the "paperback" computer? The development of the personal computer and user interfaces, from Doug Engelbart and Xerox PARC to the Apple and IBM PCs.Interviews:Canon John Tiller (Library Master, Hereford Cathedral), Mitch Kapor (Founder, Lotus), Robert Taylor (Xerox PARC), Ted Nelson (Creator, Project Xanadu), Douglas Engelbart, Larry Tesler (Xerox PARC), Alan Kay (Xerox PARC), Ted Hoff (Co-inventor, microprocessor), Steve Jobs (Cofounder, Apple), Steve Wozniak (Cofounder, Apple), Mike Markkula (Investor, Apple), Lee Felsenstein (Designer, Osborne 1), Bill Gates (Chairman, Microsoft), Chris Peters (Manager, Office), Anne Meyer (Center for Applied Special Tech.), Dr. Henry Fuchs (UNC, Chapel Hill), Dr. Jane Richards (UNC, Chapel Hill), Dr. Frederick P. Brooks, Jr (UNC, Chapel Hill)