Research shows that the average talk- radio-program listener tunes in for only 15 minutes.

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They each play their own music and come together only on a couple of tunes throughout the evening.

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Sirius has 5.1 million subscribers--up 4.4 million since it first signed the self-proclaimed King of All Media--but only a portion of that total tunes in to Stern.

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Pop tunes even play during the game action, but only when the Nets are on offense.

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