They jump off of things. Not to be too glib, but if it was, 'safe' nobody would be interested in watching them do it. If many didn't die doing it, well that is

They jump off of things. Not to be too glib, but if it was, 'safe' nobody would be interested in watching them do it. If many didn't die doing it, well that is what safe means. For example, my 12 hour video "United Flight, Coach, Extreme Red Eye" got way less views.