At the 1939 World Fair in New York City, the big attraction was "Futurama," an exhibition put on by the U.S. car manufacturer General Motors. Every visitor to Futurama received a souvenir — a small blue-white badge that read “I have seen the future.” That is, the future presented by (at the time) one of most influential companies in the world, one built around its main product: the automobile. Yet the exhibition wasn't exactly wrong. It was...










