Worse, this opens up the market for "free" websites riddled with malware. This can have much broader impact than a few teens watching the wrong video. I would

Worse, this opens up the market for "free" websites riddled with malware. This can have much broader impact than a few teens watching the wrong video. I would guess that the "big 3" at least maintain a modicum of security, and surely don't actively try to infect visitor's computers. That's something you will lose if you push users away from VLOPs.