H/T Bradley Leimer

From Business Insider

For many years, technologists, venture capitalists, journalists, and large companies have pined for the era when the mobile phone would become our wallet. 

And yet, already five years into the smartphone era, mobile payments are not mainstream.

For the full story goto:

http://www.businessinsider.com/mobile-payments-whats-taking-so-long-and-whos-going-to-win-2013-1