Keychat is the super app for Bitcoiners.
Autonomous IDs, Bitcoin wallet, secure chat, Mini Apps — all in Keychat.
Autonomy. Security. Richness.
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https://www.keychat.io/u/?k=npub1h0uj825jgcr9lzxyp37ehasuenq070707pj63je07n8mkcsg3u0qnsrwx8
We believe the biggest problem with NIP-29 is that it only supports a single relay, which goes against one of Nostr’s core features — the ability to use multiple relays.
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When we came up with the idea of using sats postage stamps for Keychat messages, we assumed someone must have explored a similar concept for email. After some digging, we found these blog posts on ecash postage from over twenty years ago. If you're interested, it's well worth a read.