The features are theoretical in the sense that there is no real guarantee they’d be possible after BSky corp changes their behavior and that they are in use only in the least significant way possible, for tiny and irrelevant numbers of users. But of course this is just restating the obvious again. For a network truly to be shielded against this sort of thing it should be decentralized already before.

See this for how constellation makes no difference: mastodon.social/…/116126736087551797