Truphone brings WiFi calling to Android; Former FCC Chairman Martin starts investment firm

> Trupone launched a new application that allows Android device users to make free calls to Truphone, Google Talk and Skype users when both parties are in WiFi hotspots. Article

> Former FCC Chairman Kevin Martin, who had been at the law firm Patton Boggs in Washington, D.C., has co-founded an investment firm in North Carolina. Article

> The appeal of applications is extending beyond smartphones. Commentary

> Spring Design announced an agreement to feature Borders Group's forthcoming ebook store when the firm's Android-powered Alex ereader hits retail later this year. Article

And finally... Amber Lee Ettinger, better known as Obama Girl, popped up on the sidelines of the Consumer Electronics Show. Article