I don't really get this. I see people were worried about Threads app/web app permissions (which I signed up and no permissions were granted immediately beyond notifications). Regardless, wouldn't staying federated with threads.net allow everyone to interact with them all from the more reasonably permissioned app of their choice, like Jerboa?
It's more like just in case of legal issue. Big corporations tends to declare more than what they actually use in "Data Safety/Privacy" just to say they consent in court. It doesn't mean they collect or use all the things they declared.