I'm not saying that we should ban those things. I'm saying that protecting those extremes comes at a cost of limiting other free expression. If our goal is to

I'm not saying that we should ban those things. I'm saying that protecting those extremes comes at a cost of limiting other free expression. If our goal is to maximize freedom of expression, we might be doing it wrong. Effectively, this idea plays out every day on the internet in the moderation policies of discussion spaces. Reddit was fine with child pornography under the stewardship of Violentacrez, until suddenly he and his subreddits were an existential threat. HN has consciously adopted human moderation with what's basically a 'no abuse' policy because algorithmic moderation via votes was failing to prevent HN from becoming a monoculture of aggressive nerds driving out everyone else; the effect has at HN has been to increase the amount of freedom of expression because the community is larger and more diverse, even though users here are less free in terms of manners of communication.