The sign on the post at the pizza joint in Detroit had just one word on it, "Dog," and a QR code. My first reaction − and unfortunately this is how it goes when you write a little too much about fraud ...

Remember when we transitioned from calling it "surfing the internet" to "Googling"? It was one of those moments when technology became so ingrained in our lives that it became a verb. "QR-ing" may be ...