Hadn't heard of Rostra before, but if its "discoverability story is bleak" then having a "cool tech stack" won't cut it
Discussion
Nostr relays are crucial to both discoverability and censorship-resistence. Besides, Nostr is an open protocol that clients and relays can evolve together
It's also not fair to say that "Nostr basically re-discovers SSB" since fiatjaf considered but decided against building on on Secure Scuttlebutt