HOT QR Codes in the Classroom & Library

QR Codes are popping up everywhere! On the back of my Sephora catalog, windows of shops, and in my library! They're already big in Japan - and now in New York & LA. Calvin Klein Jeans recently put up three billboards - 2 in NYC and 1 in LA - to promote the brand’s upcoming campaign for Winter 2010. Rather than a racy montage of scantily clad models, but with a bright red QR code - all the rage in Japan - under the words “Get It Uncensored.” The code allows you to use your smartphone to scan the image, being lead to an exclusive 40-second sexy commercial - "It’s often difficult to measure engagement with billboards, and QR codes help advertisers better measure their impact." The commercial might be sexy but I think the QR code is even HOTTER! -Mashable Source: Lauren Indvik They look cool, matrixy, and very graphic... but what heck ARE they? A Quick Response (QR) code is a two-dimensional or 2D bar code which can be interpreted by any mobile phone with camera ca...