Card.io Lets You Pay on Mobile by Holding a Credit Card Up to the PhoneThis post is part of our ReadWriteMobile channel, which is dedicated to helping its community understand the strategic business and technical implications of developing mobile applications. This channel is sponsored by Alcatel-Lucent. As you're exploring these resources, check out this helpful resource from our sponsors: Cultivating a Developer Ecosystem: Understanding Their Needs Card.io, a new S
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