But what happens if the instance you are on is defederated through no fault of your own. As has already happened, even not through the fault of the instance admin but another instance making a mistake and adding it to a block list.
There isn’t an easy way to migrate everything to a new instance. And the migration options we do have a a bit buggy.
Perhaps people have seen the survey of ex-mastodon users? It really brings out that federation is simultaneously an advantage and a problem.
At the moment, it looks like the only solution is to have multiple accounts and when you do it’s starkly evident that there’s content that you miss because of federation issues