This seems like a win-win to me, I can misplace my wallet/CCs a lot and would be very grateful for a way to lock down my cards temporarily. If used correctly by

This seems like a win-win to me, I can misplace my wallet/CCs a lot and would be very grateful for a way to lock down my cards temporarily. If used correctly by consumers this would massively reduce fraud done with the stolen plastic, I'd be interested to know how much of fraud is done with the actual card.