QR Refresher

Excerpt from Desktoppub.About.Com: Similar to a UPC barcode, the QR Code or Quick Response Code is a type of two-dimensional (2D) code that can store a wide range of information. Originally developed by an automotive company for tracking parts during manufacturing, the QR Code is now seen on everything from business cards to magazine ads to t-shirts to product labels to coffee mugs. Encoded in these (usually) black and white…