Coin: The Debit/Credit Card of The Future?

By now I'm sure you've seen this product. onlycoin.com

 

I think this it's a great idea... it's just that... Last week I used my Debit / Credit card 21 times

 

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Magnetic strip: once

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Chip & PIN: 6 times

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Contactless : 11 times

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Online: 3 times

A great idea with a limited time to live (in it's current form)