Slashdot | Radio Listening Declining w/ Digital On Its Way Up. Note that the number of listeners (not the hours, the actual number of people) is down 4% in one year. That's huge. Also note that online listening is up 10 million people.
Once satellite etc. is standard equipment in new cars, that's the last straw.
People will pay to control their media. They'll also pay for the long tail. They'll also pay to avoid commercials. 3 strikes...