This is how one business is competing for dominance in the Korean grocery industry by utilizing QR code technology. It would be awesome to see something like this show up at a Metro station in DC/MD/VA.
Ingenious use of QR code technology
This is how one business is competing for dominance in the Korean grocery industry by utilizing QR code technology. It would be awesome to see something like this show up at a Metro station in DC/MD/VA.