The 2D versions of barcodes look like squares or rectangles containing many small, individual dots – QR codes are one version – and can hold a lot more information, which is encoded on both ...

GS1 QR codes support inventory management and tracking in the supply chain. You’ve probably experienced the time-consuming and tedious manual data entry process and had your fair share of slip-ups.

QR codes take too much consumer time and effort. My prediction: They'll go the way of Betamax tapes and Zip drives, other short-lived, overhyped technologies.

2D barcodes, as the name implies, have multiple dimensions and can store data across the entire matrix, as opposed to just a single line (dimension). And each part of the QR code matrix has a ...

In conjunction with the QR code sticker roll-out, Google is also giving away 40,000 Quickmark QR Code Reader apps for the iPhone, which normally cost $1.99 apiece. But you can use any QR code reader.

Plus, with QR codes, hosts or servers don’t have to waste time handing out menus to customers. That may ease the burden on a restaurant that’s already short-staffed, as many are.

Even though some research has shown that people are increasingly scanning QR codes, Aaron Strout at Marketing Land predicted that 2013 will be the last year of the QR code. "What I haven’t been ...