> The high number of extremist groups was concerning, the presentation says. Worse was Facebook’s realization that its algorithms were responsible for their growth. The 2016 presentation states that “64% of all extremist group joins are due to our recommendation tools” and that most of the activity came from the platform’s “Groups You Should Join” and “Discover” algorithms: “Our recommendation systems grow the problem.”
https://www.wsj.com/articles/facebook-knows-it-encourages-di...
Plus this is a very narrow interpretation of the problem. The public discourse issues comes from friends, family, friends-of-friends sharing and spreading articles from the news, obviously fake rage-bait memes, and generally just having an audience for their opinions.
The only other way to scale this is to make it illegal to spread disinformation, this way citizens can potentially police one another by suing one another.
It happens in France for specific things, for example if you deny that the holocaust existed.
I think that is a slippery slope. In fact you just described communist russia where the government would get citizens to turn each other in for saying the wrong thing(this can easily be used for nefarious purposes). You are now allowing the government to suppress less-popular opinions by labeling them misinformation.