RadioShack surges in Q4; AT&T tops new network test

> RadioShack's fourth-quarter earnings surged 26 percent to $75.7 million on the strength of its mobile phone sales. Article

> AT&T Mobility was the top-ranked national carrier in PCWorld's latest 13-city tests, with download speeds 67 percent faster than its competitors. Article

>  Apple is engaging in behavior far more questionable than many of the sexually tinged apps it has purged from the App Store. Commentary

> Cross-platform app store PocketGear announced its acquisition of smartphone applications provider Handango. Article

> ChaCha announced the launch of three Application Programming Interfaces granting developers free access to its database of SMS- and Web-based queries and responses. Article

And finally... Hungry? IHOP is pulling out all of the stops today for National Pancake Day, giving customers a free short-stack of buttermilk pancakes; patrons are encouraged make a donation to Shriners Hospitals for Children. Article