The first art in caves were really psychedelic experiences, and the reason that they were is because the tribal encyclopedia, the amount of information that people needed to know in order to move to a new way of life, suddenly increased over that period of time.
Howard RheingoldWe are moving rapidly into a world in which the spying machinery is built into every object we encounter.
Howard RheingoldYou can't have an industrial revolution, you can't have democracies, you can't have populations who can govern themselves until you have literacy. The printing press simply unlocked literacy.
Howard Rheingold