nostr:npub19fywau9ff6pjmjek7k4kukgdcdf7w4chne57upj5s7y87gk7v27qx7n5nv Just a side note.  I learned to make friends with the checkers by turning the UPC code so they could see it, and then scan it.  They don't have to fumble each item to find it.  It worked best at Costco.  Made some lasting friendships over it.
It broke the ice so to speak.