image creditThose quick-response (QR) codes you see spreading far and wide give smartphone users a painless way to go to a company's website, get discounts or gather contact information. But some QR codes are scanned more than others.
Researchers at Lab42 wanted to know what makes certain codes so scanworthy, so they conducted a survey via social networks, and found out that many people don't even know what a QR code is.The Presurfer
