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Re:Card.io - fast and easy mobile credit card scanning by timerickson on Thursday June 23, 2011 @03:41PM (#2689506)
To you, no.

Consumers have an irrational understanding that swiping a credit card is safe. Taking a picture of it is likely the sketchiest action a merchant could take, in the eyes of the average uneducated consumer.

Re:Card.io - fast and easy mobile credit card scanning by ericd on Thursday June 23, 2011 @09:08PM (#2690562)
This cannot be overstated. Companies live or die based on the perceptions they create, technical details be damned.