Visa is experimenting with a credit card display screen that is install on the credit card itself. This new type of flexible display screen can be used to view your bank balances, recent transaction, and other useful information. They expect to have a working prototype in about year, but are having to "iron out security problems". "The flexible credit card display screen has to be solid; something that lasts a long time without breaking," Deborah Arnold said, Visa's vice president of global consumer strategies. Then there is the price. A screen, battery, chip, it all cost money to make and put together. The initial cards that include this new screen will be very expensive, Debora added. Read more..