ALSO NOTED: AOL buys Sphere; T-Mobile taps JuiceCaster; and much more...

> Is full-length video the answer? Article

> Forecast: Search will drive mobile ad revenues. Article

> AOL acquires contextual search firm Sphere. Article

> T-Mobile USA adds JuiceCaster for one-touch photo uploading and more. Article

> THQ bows Dancing with the Stars mobile game. Article

And Finally... U.C. Berkeley journalism student uses Twitter to get out of jail in Egypt. Article