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 RheingoldI think there are two aspects to smart environments. One is information embedded in places and things. The other is location awareness, so that devices we carry around know where we are. When you combine those two, you get a lot of possibilities.
Howard Rheingold