You are correct. These solve the issue for existing users, but we need a solution for onboarding new users too. No one wants to join a social network, say hello, and see a dozen spam replies. I'll check out the link. Thanks.
Yeah, just like we need ways to find a bunch of content which interests people. So we answer the question, is this a place where i feel comfortable. The new user experience is really different than what we all get as existing users on Nostr.