Is it a printing error? A pixilated maze? One of those puzzles where you have to cross your eyes to see the hidden image? Two-dimensional matrix bar codes are expanding into the mainstream. You can ...

QR codes, those little black-and-white puzzle-like square matrixes that increasingly populate ads and promotional posters, are meant to provide smartphone users with product details. But trusting ...

Choosing a barcode scanner may seem acceptable at first sight. After all, isn't scanning just scanning? But offer a little ...

QR codes can help give brands a direct, transparent line to many of the insights that used to come from cookies without the ...

QR codes, which had begun a fall into obscurity, have come roaring back. Many restaurants sport these matrix barcodes on tables as replacements for menus. One even appeared in an ad for cryptocurrency ...

I predict QR Codes are the next dinosaur of marketing. QR or 'quick response' codes are matrix barcodes that hold information that can be read with a QR scanner or smart phone camera. The information ...