We're This Much Closer to Replacing Our Wallets With Phones

It sounds boring, but one of the most important frontiers in technology right now is how mobile can make paying for stuff easier. And while this year's Mobile World Congress might have been a little lacking in four-star hardware, there were some serious steps taken towards replacing your wallet with your smartphone. » 2/27/13 12:00pm 2/27/13 12:00pm