This is really interesting as something that everyone agrees upon and is taken to mean what the web is about. Unfortunately, that's not it's current state. How

This is really interesting as something that everyone agrees upon and is taken to mean what the web is about. Unfortunately, that's not it's current state. How big can the burden on the visitors be, and is it opt-out instead of opt-in? Sounds like brooding trouble. Really glad to see cool things being done with WebRTC though.