in fact Matrix is currently developing a cryptographic identity, they are moving in the direction of the nostr and I remember they had plans to reorganize the specification in a similar way to nostr nips/btc bips.
nostr:npub108pv4cg5ag52nq082kd5leu9ffrn2gdg6g4xdwatn73y36uzplmq9uyev6 Gleason, make a chat protocol already. Save us from the terrors of Matrix, XMPP and IRC.
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