Factual error: When the guys first set up the website to accept submissions, the year is 1997. We see a shot of the computer screen which displays that they are running Windows XP, which wasn't released until 2001.
Factual error: In the very beginning of the movie, a mom walks in on her son masturbating to a TV show and the title said the scene was from the 1950s. The boy was wearing blue colored braces that weren't available in the 1950s.