Either the client, or the user includes it in the profile bio.
Nostr is a decentralized protocol for social networks.
but wow exploring Nostr now its pretty amazing. it makes you wonder why Elon would say lightning wouldn't work for twitter.
reply
ps what do you prefer stacker or nostr?
reply
They are two very different animals. SN is not (yet?) decentralized and the its goal is not to be a twitter, and that's a good thing.
reply
Fair point its more of a reddit I guess.
reply