XM vs Sirius - Will David Slay Goliath?

On this week's Spartan Podcast, Keener13.com curator Scott Westerman talks with Michigan State University Telecom Professor Gary Reid, Public Relations Consultant Bill Castanier and Westwood One / CBS Radio Networks Director of National Marketing Ryan Schram. The topics: XM raises rates and bundles features, while Sirius builds content with Karmazin. Do automotive alliances trump programming? Who has the coolest consumer gear and will David slay Goliath?