I will never use it but if Threads steals users from Twitter, that will reduce Twitter’s dominance and make it easier for other users to switch to the Fediverse.

Just make sure to defederate Threads from the start.

I’m glad to see this but app stores have anti review bomb measures so this might not make a difference

In an ideal world these APIs would be free. But corporations exist to maximize profit and their value is the user network and the content that users generate. Of course they will try to milk it as much as possible.