through subscriptions, offering an almost
unlimited variety of music and program
choices without commercials. As a result,
over-the-air broadcast radio revenue
from commercials is declining because
the price of a commercial is based on
the size of the audience, which is getting
smaller. To expand their audience, more
than 6,000 traditional radio stations
also distribute their programs online.
Pandora is the most successful online
radio station, available exclusively on the
Internet.