We may not have jet packs yet, but pretty soon plastic will be a thing of the past. At least in our wallets, that is.
The technology that will bring us part of the way there is near-field communications (NFC), an exciting tool that lets devices exchange information with one another when in close proximity. So far, its main use has centered on payments, specifically point-of-sale terminals at retailers. In fact, you probably have a credit card from your bank with an NFC chip in it.
The next frontier for those little chips is in smartphones. Like wallets, these have … Read more