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DeviceFidelity's mobile twist on Visa's payWave system is a nice little solution to the fact that nobody's bothered to build contactless payment chips into US mobile phones just yet -- DeviceFidelity just stuffs the Visa smart chip circuitry into a microSD card and lets you on your way. Of course, ...

4 years ago 0 Comments
September 23, 2010 at 12:12AM