IDIOCRACY! IT'S REALITY!
In 2006, Mike Judge, of King Of The Hill and Office Space fame, released a movie onto an uninterested world at large called "Idiocracy." It was about a fella of average intelligence who slips into a future where everybody are...dumb.
Though the movie FLOPPED at the time, it, like most things Mike Judge has been involved with, has swum it's way through it's after-theatrical run history