Video QR codes sound simple: scan, watch, done. But anyone who’s tried to put one on a poster, a menu, or a product box ...

QR codes are widely used in entry and exit systems for various events to monitor the number of participants and ensure that ...

The QR code is having an extended moment, given that we’re all still wary of dealing with physical documents, touching surfaces, and generally interacting with the world at large. The switch to ...

When I first started writing about QR codes last fall, I thought 2011 would be their year – or at least a major trend this year. It hasn’t really worked out that way, though, due to ease of use and ...