Help me understand these "crash" videos?

RustyRatRod said
Johnny, best I got is, it's stupid youngins. We were young and stupid once, the difference is we were messin with 350hp, not 700 and there were WAY less cars on the road.

I'm old (68) and still stupid at times. lol

My brakes failed at the end of this run and we almost got killed. *sigh*