HOT QR Codes in the Classroom & Library
The Daring Librarian
DECEMBER 11, 2010
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. 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. but what heck ARE they?
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