Here's what reading this QR code looks like on my Android phone, using an app simply called "Barcode Scanner." To find a scanner application, Google "QR Reader ... web or in desktop software ...

Scan also offers a “code generator” that lets you create your own QR codes for placement on business cards or billboards. Once you log in, the service also keeps track of what you’ve scanned ...

While they may not be the all-in-one solution some had envisioned, QR codes are still very popular. It’s easy to understand why, too — just point your camera or scanner at a QR code, and you ...