Timely example, given the Back to the Future craze of the past 24 hours. In the third movie, when Doc Brown is explaining the customs of future residents of Hil

Timely example, given the Back to the Future craze of the past 24 hours. In the third movie, when Doc Brown is explaining the customs of future residents of Hill Valley, one of the people listening him exclaims, "Run for fun?! What the hell kind of fun is that?"