The US federal government is, by far and away, the largest user of wireless spectrum in the States -- much of which is spoken for by the Department of Defense. A new Congressional committee will, however, be re-examining that position with the goal of freeing up airwaves for public and commercial use. Brett Guthrie (R-KY), who will co-chair the group, hopes the effort will ultimately end up saving taxpayers money and satiating the country's "exploding demand for mobile broadband services." Of course this isn't the first time the idea has been broached, but the bi-partisan collective suggests that an actionable p