Usually I hate QR codes. They’re ugly technology needlessly solving non-problems in a flawed attempt to be futuristic. Even worse, people plaster them on the dumbest things: bikinis, burqas, butts, ...

Many of you reading this have undoubtedly seen a QR (Quick Response) code by now (the thing pictured to the right), but there's just as much -- if not more -- confusion surrounding them today as there ...