The popularity of QR codes has jumped recently with the rapid increase in the number of people using smart phones like the iPhone. The two-dimensional codes, resembling an empty crossword puzzle, are appearing more and more in magazines, newspapers, and other forms of traditional advertising.
With the addition of a free scanning app your phone can be turned into a scanner using the phone’s built-in camera.
Now QR codes are being developed to show consumers how individual food items are being produced.
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