This is the way.
I wrote this back in June. I still think this can onboard millions without them even knowing it’s Nostr.
Imagine if the “Mobile app” for the Audubon Society is really just a Nostr client (with some extra stuff) that points to their relay.
nostr:note142lv6f0d900cqmsm8faggzrnqw270vgea88x5vlc8n7av67hmtssrav9za