Why aren't QR codes catching on? One expert suggests that they are misundersood.

Amy Graham, a "tech" writer for CNN, states that nearly 8 in 10 college students have no idea what to do with a QR code.  She saids, "But evidence suggests many people don't understand what QR codes are or what to do with them."  Read more at: http://www.cnn.com/2011/12/08/tech/mobile/qr-codes-gahran/index.html?hpt=hp_c2