Ever since I installed a barcode-scanning app on my phone, I see QR codes everywhere—so naturally I wanted one of my own. If you’re a barcode-scanning fool, the QR code to the left links to my personal web site. Fun!
A QR (“quick response”) code is a square barcode that makes getting URLs, location coordinates, any text or contact information onto a phone fast. With a barcode scanner app installed, you just point your phone’s camera at the code to read its contents. Here’s what reading this QR code looks like on my Android phone, using an app simply called “Barcode Scanner.”