"Crashing on skinnies."

Mute the sound if you don't want to hear the dialogue (which consists solely of the word "fuck," not continually, but repeatedly):



Via Meade, via Reddit, where the top-rated comment is "You crash better than i ride."

IN THE COMMENTS: gspencer writes: "For real insanity on a bike, going down city streets, steps, and back alleys, take a look at this Valparaiso, Chile Race Run":



ADDED: The guy in the first video was trying to compete in a Go-Pro contest that you see (and vote on) here. Currently leading in the votes is this guy, who never falls, and who descends through some lovely, mossy woodland: