On June 26th 1974, the era of barcoding began when the UPC code was read on a pack of Wrigley’s Juicy Fruit gum at a grocery store in Ohio. During the next 40 years, the use of barcodes has grown to where we see it in every facet of our daily lives including UPC codes on a gallon of milk, QR codes in magazine advertisements, and 2D codes on hospital patient’s wristbands that provides the caregiver with patient data. Over this time, the technology around the barcodes themselves, as well as the hardware, has evolved and continues to evolve today.
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