Apple (NASDAQ:AAPL) finally unveiled iTunes Radio, the consumer tech giant's response to Pandora's (NYSE:P) success.

Pandora shares actually moved higher on the news initially, but that's just near-term relief.

In this video, longtime Fool contributor Rick Munarriz goes over three aspects of iTunes Radio that should alarm Pandora investors -- and one of them should also spook Sirius XM Radio (NASDAQ:SIRI) shareholders.

Longtime Fool contributor Rick Munarriz has no position in any stocks mentioned. The Motley Fool recommends Apple. The Motley Fool owns shares of Apple. Try any of our Foolish newsletter services free for 30 days. We Fools may not all hold the same opinions, but we all believe that considering a diverse range of insights makes us better investors. The Motley Fool has a disclosure policy.