The good folks at Common Craft have created a video that explains QR Codes and how they work. When Common Craft makes one of their informative videos on a topic or technology, it means it’s already in the mainstream of interesting technological advacements.

To view it, go to http://www.commoncraft.com/video/qr-codes or, if you already have a QR code reader app (yes, I know that if you already have a QR code reader, you already know about them, but still…), you can view it on your phone via this QR code: