I think they commented they won't be removing accounts with uploaded (and monetizable, by Google) videos on YouTube... so that could be a way to lock in the name against opportunists.

They still might delete all the data from other products, though.

• Nothing stopping them from creating instances
• Nothing forcing other instances to federate with them
• Nothing stopping law enforcement from reading them

Freedom is freedom.

If I understand it correctly, Power Delete Suite should work just fine, since it's using the logged in user's API access. It will just get hit by the "free tier" rate limiting, but that only should mean it will take longer to do it's thing.