/r/porninfifteenseconds: Porn in Fifteen Seconds - Porn scenes given the tl;dr treatment. - April 2, 2019 - 15:41
/r/15jar: 15 seconds of porn in Jar (NSFW) - This sub is for porn montages that use the entire 15 seconds to resume a porn scene. - March 18, 2019 - 11:15