its one special breed of dumbass.
not only did he endanger himself but the bike clearly shoots in the opposing lane, so i hope he is at least cripled so he cant ride that killing machine anymore..
and this is why i laugh everytime i see a douchebag on a crotch rocket not wearing protective gear his t-shirt and jeans will looks super cool as hes being scraped up off the pavement.
Remember back in elementary school when teachers would say... "four down"... whenever a student leans back in their chair? Well, this shows how mature this man is.