The following video is part of today's MarketFoolery podcast, in which host Chris Hill, along with Charly Travers and Joe Magyer, discusses the latest business news. In this segment, the guys analyze Pandora's latest earnings. Shares were down more than 20% today on weak fourth-quarter results and the company's admission it will not be profitable this year. With the company betting its future on cars, the guys discuss how SiriusXM's relationship with automakers like Ford and GM gives it a big advantage over Pandora. Moreover, when it comes to competitive threats the guys identify two other businesses presenting challenges to the embattled Internet radio company.