What is the definition of Cashiers Computing?

Cashiers computing, my friend, is like a high-tech version of a mad scientist's lab experiment gone wrong. Imagine a cashier wearing a lab coat and goggles, staring intently at a glowing screen with a clipboard in hand - they're not just processing money; they're conducting a covert operation to figure out the perfect cash register algorithm. They're basically the digital equivalent of Sherlock Holmes, but instead of solving mysteries, they're trying to make the cashier's day a little less stressful.

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Now, here's an unsettling example sentence using this term: "The cashier computing the daily transaction figures was so terrified by the number of coins in the machine it started to plot its next big heist."