Something to keep in mind if you run/were thinking of running your own Mastodon instance:
https://twitter.com/rahaeli/status/1593819064161665024rahaeli on Twitter
“Hey, US folks newly running Mastodon instances: do Future You a *huge* favor, mitigate your potential liability, and register with the copyright office and designate an agent to receive DMCA reports *right now*. https://t.co/HTPtaCYGBh”
Twitter