One of the best business cards I’ve ever received.  A NFC card that took me straight to his Nostr npub.

Bravo nostr:npub1r0d8u8mnj6769500nypnm28a9hpk9qg8jr0ehe30tygr3wuhcnvs4rfsft 
https://m.primal.net/LhOD.jpg