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Mastercard's MasterPass Turns Your Phone Into Your Own Personal Checkout Lane

MasterCard is no stranger to high-tech purchasing. Its existing PayPass Wallet already lets you tap your credit card on NFC terminals. But the new MasterPass service takes it all to another level, letting you do things like scan barcodes and buy items with your phone, right on the spot. » 2/25/13 12:16pm 2/25/13 12:16pm