Coming off an earnings release, shares of LinkedIn (NYSE:LNKD.DL) have finally taken a breather. Despite missing exceptionally lofty expectations, the company's long-term growth prospects are just getting started. As a result, this short-term setback presents the long-term investor with a unique opportunity to jump in. In the video below, Fool contributor Steve Heller and analyst Rex Moore discuss in what makes LinkedIn the most compelling social network investment around.