Viewpoint: Paying (And Steering) Through The Finger
Philip Yam writes on the Scientific American blog about Pay by Touch - asking questions about whether fingerprints can be "spoofed", whether germs on the fingerprint reader might be a concern, and about privacy concerns. He concludes by discussing the economics of Pay by Touch's ACH-based payment system, noting that, according to a company rep he spoke with, "several Pay By Touch retailers have dropped credit transactions entirely for the cost savings."
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