I'd like to introduce you to Coin -- the first universal credit card in the U.S. This is the other black card -- one that stores multiple credit and loyalty cards in conjunction with a user's smart phone. With the push of a button, the user can swap from their Visa to their Amex and to their loyalty card for your business with another push.
There are very few better examples of modern technology integrating into everyday must carry items with the promise of making life just a little bit easier. More