In motion Innovations in the course of time Practically all products today have their own identifi er a barcode A beep and the checkout terminal knows the article s name its origin its price its tax rate and more thanks to some black and white bars It all started in a supermarket in Ohio with a pack of chewing gum on June 26 1974 It was the date on which the fi rst ever code was scanned the Big Beep so to speak However the idea was actually conceived a lot earlier it s exactly 70 years old this year In October 1949 the American students Joseph Woodland and Bernard Silver fi led a patent for their printed Morse code It marked the birth of a new form of storing information Without barcodes and their evolutions the two dimensional QR code being the most prominent one today s retail logistics and industrial world would not be able to operate state of the art connected Smart lines that changed the world warehouse systems that automatically pick and place goods laboratories that reliably match urine and blood samples with the respective patients consumers that print out their concert and fl ight tickets at home Barcodes have been driving a myriad of developments and entire industries have changed as a result However it took a long time for all this to become possible a period that stretched like chewing gum to use the same metaphor because originally there were no optical scanners to read Woodland and Silver s bars Their code only became useful when laser technology was introduced Today cash register scanners beep a billion times a day worldwide Barcodes are omnipresent yet nearly invisible inconspicuous multi talents that have become one of the most important tools of modern life If you want to have good ideas you must have many ideas Most of them will be wrong and what you have to learn is which ones to throw away Linus Pauling American chemist and two time Nobel Prize winner 28

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