What if you had one card in place of several credit and debit cards? If this were Lord of the Rings, the phrase comes to mind “one card to rule them all”.
Coin is an electronic card, the same size as a standard credit card, which will digitally contain all your credit cards information. Gone are the days of needing to cary multiple credit and debit cards - you now only need to carry one card - Coin.
In short - at this stage in the game I wouldn’t recommend it. Check out what Damon Darlin has to say in his NY Times piece:
The invention of Coin is exciting, introducing a slightly more convenient way to pay. But as with all payments, when people’s hard-earned money is at stake, we must be vigilant about security.