This morning I walked past a small grocery store that still uses a mechanical cash register—the kind with keys that clack and a drawer that springs open with a bell. The sound took me straight back to reading about the NCR Model 79, the cash register that effectively ended an era of shopkeeper memory and informal accounting in the early 1900s.
Before the cash register became standard, store owners kept mental tallies or scribbled figures on scraps of paper. Trust was the currency, and so was suspicion. The NCR wasn't just a machine; it was a psychological shift. It told customers, "You can see the total." It told employees, "The owner is watching." John H. Patterson, who ran National Cash Register, understood that he wasn't selling brass and keys—he was selling accountability.
I paused outside that grocery store today, watching the clerk ring up a customer's bread and eggs. The transaction took maybe ten seconds, but I found myself wondering: what did we lose when we mechanized trust? Patterson's sales force used to say, "The register never forgets." But neither did the neighborhood grocer who knew your family, your struggles, your habits.