The weird world of barcodes, QR and auto-ID miscellany.
Tuesday, May 22, 2012
Barcodes and Beer, Hurray!
Tim Nudd at AdFreak has a great piece about Guinness beer's latest QR code shenanigans: a QR that only appears when your glass is full of the brewed brown goodness.
Nice one. Just curious, what's the purpose of adding QR code like this?
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