You must have being seeing QR code is most of our posting lately. Shown below, QR code gives you quick access to information. They are mostly linked to more information about goods or services. Most Android apps come with QR code, enabling you to easily download the app by scanning it. CNET just made a nice tutorial on QR codes, I thought I share with you. Below is the QR code of the android barcode scanner app; next time you see the dots below the apps name you know what to do.
Android Barcode Scanner apps
