That's why you replace those features with things like a local mqtt broker. That way devices communicate only via the local services. I tried doing real time vi

That's why you replace those features with things like a local mqtt broker. That way devices communicate only via the local services. I tried doing real time video first because it's widely assumed to be the hardest. Multicast is widely exploited for fingerprinting by smart TVs, unfortunately, much as I think mdns is a beautifully elegant idea.