Square is expanding its Cash product to allow businesses to accept payments. In addition, Square is announcing a new identity system called Cashtags (technically $Cashtags) that allows people to claim
<img src="http://www.crunchgear.com/wp-content/uploads/2010/01/magicjack1.jpg" />Back when we were at CES, we were <a href="http://www.crunchgear.com/2010/01/08/we-have-72-magicjacks-and-need-to-get-r