varx/social on Nostr: nprofile1q…lxucl On "protect your number", I think most people don't know why, ...

nprofile1qy2hwumn8ghj7un9d3shjtnddaehgu3wwp6kyqpq4jp0u93m66awc6pva5csgqsvcqd6cwd79mjrmhgwhev2x8d6sxzsslxucl (nprofile…xucl) On "protect your number", I think most people don't know why, until very recently, it was standard for cards to have the name and number embossed on the front. I'm just old enough to have seen a device that used a roller and carbon paper to allow a merchant to make a copy of the info.

So then both merchant and customer had paper with the card info to worry about: