Bitcoin conferences and invents shouldn’t comply ! Or there should be an option to register a nym when buy the tickets and come in the make like nostr:npub1j8y6tcdfw3q3f3h794s6un0gyc5742s0k5h5s2yqj0r70cpklqeqjavrvg does ! nostr:note160vmm86mrdnjnput68jntfqh8age0x0n4kmwv8xswqdsz0a0q6cqdq907q