User Generated Content and the Fediverse: A Legal Primer
www.eff.org
A growing number of people are experimenting with federated alternatives to social media like Mastodon, either by joining an “instance” hosted by someone else or creating their own instance by running the free, open-source software on a server they control. (See more about this movement and joining...

I found this interesting and was wondering how some of the larger instances handle the issues they outline such as

Copyright/DMCA Safe Harbor CSAM Law enforcement/warrants/info inquiries

And not included (since it’s focus is on US legal issues) but I’m curious about would be other regulations such as EU user data retention