There's a lot of buzz right now about satellite radio, largely because of Howard Stern's move to Sirius Satellite Radio.

While moving to Sirius might make sense for Howard because of his scatological language and on-the-air hi-jinks, it just might not make as much sense for most radio listeners.

You see, satellite radio is about to see competition from a new technology called HD Radio.

HD Radio is the digital system recently approved by the U.S. Government for multicasts of local AM and FM radio. This is, of course, broadcast radio