It's all appeal to emotion
A good narrative is captivating. It's really simple and comforting to know that the world is good vs evil and you're on the good side. Those guys are on the devil's side and we must stop them at all costs or it will be THE END OF AMERICA!! ** Dramatic yelling **
It's easy to convince less educated people using fear and misdirection. What are they gonna do? Check the sources and think critically about the topic? Lol
Convincing someone that thinks you're their mortal enemy is difficult. That's why you have to be their best friend. Show them that you care for their opinion and ask them to explain to you. Show genuine curiosity and then give them something to think about.
"Hey, I see your point man, but I don't know enough about this so I'm not sure. Hey I've found this article that has some interesting points. What do you think?"
It's not easy but I think this is what really creates change
Your right to free speech ends when it turns into terrorism, racism or a call for a coup.
There are some things that should be banned, such as the twitter accounts that promoted the attempt at a coup in Brazil in Jan 8 2023.
These are the accounts that the judge asked to be banned. After Twitter didn't comply they started sending fines and eventually outright banning it.
Free speech doesn't mean you can say literally anything. It means the government cannot punish you for your political views. But they can, and must punish racism and anti-democracy speech.
Also, it's a misconception that a decentralized service cannot be banned. In fact it's not hard at all