I get moderation of replies. But I choose myself who I follow. Nobody needs to moderate that.
For people who don't want to spin up their own, they can likely find instances whose policies are in line with their own and join those.
The strength of federation is that every instance operator can set the rules that best suit themselves and the audience they cater to. You can leverage this ability just as much as everyone else can.
It's pretty hard to think up a better scheme than this for ensuring that everyone has the sort of space they are OK with.
Or you can follow them outside of Mastodon on RSS by adding ".rss" to their public profile URL.