In many ways, Bob Saget was a visionary pioneer, who invented YouTube long before there was sufficient Internet infrastructure and personal computing power to make such a thing feasible.
AFV was like a cage for these kinds of clips. YouTube is letting them out in the wild where natural selection happens. Evolution has led to the obligatory slow-mo replay, the vestigiality of the corny host, and videos this non-life-threatening have been all but phased out.