Those infamous QR code squares can be rather unsightly, but creative agency SET is turning that around with their creation of designer QR codes. One of my favorites is the code they camouflaged in an ad for Coca-Cola, shown in Simply Zesty's post on Innovative Uses of QR Codes. The three corner squares alert the user to the existence of a QR code, while mimicking the inner blips outside of the standard square can create a more intriguing shape.
How would you hide a QR code?
