This and sibling comments make good points about improvements it has made. I edited my comment to be less universally judgemental. My experience is based on a

This and sibling comments make good points about improvements it has made. I edited my comment to be less universally judgemental. My experience is based on a pretty generic unknown low drama instance, that doesn't really block or get blocked, instead relying on users to mute/block/instance block themselves per-account. So initially I saw a lot of ugly things, the usual culture war topics discussed without nuance or compassion, bots and spam, etc.