http://blogs.technet.com/b/microsoft_on_the_issues/archive/2011/06/27/cambridge-trial-will-explore-better-use-of-broadcast-spectrum.aspxPosted by Dan Reed Corporate Vice President, Technology Policy Strategy & Extreme Computing Group, Microsoft Imagine a five-lane freeway at rush hour. Except on this freeway, four of the lanes are assigned to specific purposes and can only be useden-USTelligent Evolution Platform Developer Build (Build: 5.6.50428.7875)