Take a read...
Are you surprised to see that radio accounts for around 23 percent of the average media time spent by Adults 25-54? That exceeds the average time spent on the Internet!! With the addition of a radio tuner on Nano, Mr. Jobs has the ability to further tap into people’s daily media habits…and make a ton of money from it. The radio industry isn’t too upset about it either. Nano FM Tuner = Bigger Radio Audiences. Radio has always been a portable medium, and it is not surprising to find that it has once again morphed into the latest portable technology.
this explains why radio -- free radio -- works.
Read more here.