There is quite a controversy building around whether CBS-owned Last.fm is an eventual replacement for terrestrial radio.

The Motley Fool investors publication says Last.fm could mean the end of radio.

Kurt Hanson, who I respect more on these issues, says wait one minute -- Last.fm isn't even radio.

It's an interesting prospect either way. To bring you up to date the four major record labels have cut a deal with Last.fm to get a penny or so for every time a young consumer goes to Last.fm and requests a song. Hanson points out, "Going to a website and saying