New answers tagged mobile-payments
It hasn't taken off in the U.S. because: You need to download an app just to scan a QR code. It is not native to my Galaxy S4, or any other smart phone I have owned. It's a huge security risk- scan a QR code and you get transported to a web site that can infect your phone with a trojan or virus. This has already happened- with people printing their own QR ...
Top 50 recent answers are included