iTunes Radio tour

STREAMING ABOUT STREAMING: You've probably noticed we were a wee bit interested in the progress of Apple's iTunes Radio. Well, for those of you who'd like a quick tour of how it works in the brand-new iOS7 beta, here's a tour from Gotta Be Mobile. It features instructions on how to make the streaming service work with Siri, though even in the demo she doesn't hear the question right the first time. (6/20p)