hybrid havoc

This is frankly bizarre. I don’t understand how you can even write that and reasonably think that the platform hosting the hypothetical defamation should have any liability there. Like this is actually a braindead take.

Not how it works. Also your use of “becomes a publisher” suggests to me that you are misinformed - as so many people are - that there is some sort of a publisher vs platform distinction in Section 230. There is not.

Repealing Section 230 would actually have the opposite effect, and lead to less moderation as it would incentivize not knowing about the content in the first place.

Back in 2001 the recruiter at my high school very nearly convinced my girlfriend at the time to join up. She was not cut out for that life, and did eventually back out.

That’s true and fair.

… I feel like you can do this with the Mastodon admin already. Preferences > Administration > Custom Emojis. Enter in the domain whose emojis you want to see / get, search. Click the “select all” checkbox at the top, copy. If there are multiple pages, go to the additional pages.

Here is an explainer on architecture. It might be helpful. https://blueskyweb.xyz/blog/5-5-2023-federation-architecture