if threads does federate(i’ll believe it when i see it) im glad i’ll have a way to interact with irls who don’t know what a mastodon is without having to make an account on fb’s stuff.
if they ever do anything fishy, and they will. i’ll move instances.
A pretty big flaw of downvotes is they’re often not used as a “this is incorrect” or “this doesn’t fit with the post” button, but as a “I don’t like you” button.