new to nostr, finding my way around, so is it that the makers of a nostr app, can if they like shadow ban and all the other tricks I thought nostr solved and I'd escaped from?
Discussion
Clients can do what they want, relays can do what they want, and users can do what they want. If you want to do something your relay doesn't, use a different relay. If you want something your client doesn't, use a different client. And if a user is doing something you don't like, look at a different user.