Will the Olympics ‘payment ring’ jumpstart NFC demand?

Near Field Communication (NFC) – the “mobile wallet” technology – hasn’t exactly gone mainstream yet. And experts don’t expect it will anytime soon, even with some high-profile promo at the upcoming Olympic and Paralympic Games in Rio.
While it has been available to consumers for a couple of years from mega-vendors like Google, Samsung and Apple, it is a long way from displacing the legacy credit card. Google even dropped support for its Google Wallet Ca