There are lots of companies, including Google and Apple, that would like to replace your wallet with a digital version, but a startup has a somewhat less ambitious goal — replace your handful of credit cards with one super card.
Coin, a credit-card-like device, is set for a summer 2014 launch. As the video below explains, Coin swipes like an ordinary card. The difference is, the card holds up to eight credit cards, debit cards or gift cards. Coin provides a dongle device to users that connects to their phone and an app that lets you download the card info