Sprint does not want to be left out of the race when it comes to making purchases through cell phones, and intend to be first off the blocks with that service while leaving competitors Verizon Wireless, AT&T and T-Mobile in the dust. Currently, Sprint is talking to and working with payment networks as well as handset manufacturers on near-field communication (NFC) technology – the very same “weapon” that will enable folks like you and I who own smartphones to make purchases simply by tapping them on or waving them in front of electronic readers in stores. Would this be reason or encouragement enough for you to upgrade to the tap- and-go handsets? This particular joint venture is known as Isis, where it might be available to consumers only from next year onwards. We do hope that NFC transactions will be secure enough to turn the bandwagon into an unstoppable train…