For example, if you work for a prestigious company ... a way to store and manage contact information digitally. QR codes and vCards complement each other; QR codes provide an easy way to transfer ...

And since vCard QR codes are dynamic ... surfaces as much as possible to keep their hands clean. Take ATMs, for example. Many people use them daily, and no one knows if the staff actually clean ...

Designed as a high-tech marketing resource, QR (quick response) codes have many useful applications. These (usually) black-and-white algorithmic codes are gateways to a potential multimedia nirvana.

Everywhere you look at the South by Southwest conference this week, you see QR codes. The square “quick response” codes turn URLs, vCards, or any kind of text into a jumble of pixels that you ...