In the last few years, QR codes have seen a steady rise in popularity — and not just for music. You see them everywhere now: on bus ads and billboards; even in a lot of restaurants, where you can scan a QR code on the table to view their food choices on your device instead of on a paper menu.
There’s a reason QR codes are popular: they’re small and portable across print and digital media; they're easy to generate; and they're effective. In this age when most people carry a smartphone with a camera, QR codes…
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