The Internet has been buzzing about Coin, a credit card replacement announced last Thursday. Currently taking pre-orders, and planning to launch Summer 2014, Coin is a credit card-sized device which is capable of storing and behaving as pretty much any card with a magnetic strip: credit cards, gift cards, membership cards, etc. Coin allows you to select which card you want to use, and when you or a merchant swipe your credit card, the information for the appropriate card can be read from Coin. The idea of replacing every card in your wallet with a single one is an exciting one, but obviously a product like this raises a lot of questions.
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