Maybe privacy, no real security concerns
Nice! I might start creating a User Status event for every new interaction, putting them into the "interacted with" list https://github.com/nostr-protocol/nips/pull/761
#ecash has always been viewed as a threat, even 👍 before #bitcoin https://image.nostr.build/d2f5df57d210982ca4acccbefb99bb7b1a04b9c7a561c22fcde1613d604df4f7.jpg