The following video is from Friday's Motley Fool Money roundtable discussion, with host Chris Hill and analysts Jason Moser, James Early, and Ron Gross.
In this segment, shares of LinkedIn (NYSE:LNKD.DL) jumped up 18% on Friday morning, after fourth-quarter profit rose 66%. The business networking site added 15M new members ... two per second for the quarter. The company also became the thirteenth most-visited website in the world. The guys discuss LinkedIn's moat, and whether it's larger than Facebook's (NASDAQ:FB), and if it can keep up this level of growth.
The relevant video segment can be found between 4:13 and 6:08.