Want to pay for that latte with your cell phone? Then let's hope your mobile device has near field communications capability. That's a fast growing technology that turns a phone into a virtual wallet, and many cell phone makers, broadband providers and technologists are rolling out the capability. Here's the rundown on efforts by Apple, Google, Visa, LG, O2 and others to let mobile phones do even more. Could the laundry be next? That's be so nice.
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