New credit cards: The 'wave' of the future

"Tired of swiping your credit card over and over because the magnetic strip is worn? Help is on the way: cards that you wave, rather than swipe. J.P. Morgan Chase & Co. (Research), the nation's largest credit-card issuer, said Thursday it will issue a new credit card with so-called "blink" technology that can be waved in front of a special reader, as well as being swiped through a traditional terminal."