The future is here. And guess who brought it? Starbucks announced Wednesday that you may now pay for your purchase using your iPhone. You simply scan your phone at the counter rather than using cash or a credit card. It's basically like having a gift card on your phone - you put money on your account via the Internet or on your phone and then it automatically deducts when you swipe. Add that to the list of genius (and not so genius) apps that I wish I had invented. Read more here.
Photo courtesy of the New York Times