You'll also get the people with original ideas and the people who want to change society. The people who thought marijuana should be legal who were considered

You'll also get the people with original ideas and the people who want to change society. The people who thought marijuana should be legal who were considered druggies, the people who thought gays should be allowed to be married despite society considering it an abomination at the time. The underground railroad type places that society doesn't condone. In order to break dysfunctional social customs you have to be able to talk about them freely without censorship or social cooling. And by throwing free speech forums away you're throwing the baby out with the bathwater. So you're half right.