Spec-wise in ActivityPub, I think it's possible. The ecosystem, as deployed? I think the ecosystem can and will only do part of it, if we really get everyone excited, maybe the content addressed storage and decentralized identity parts, in which case the fediverse will also survive nodes going down

0

If you have a fediverse account, you can quote this note from your own instance. Search https://social.coop/users/cwebber/statuses/113528885333561746 on your instance and quote it. (Note that quoting is not supported in Mastodon.)