Facebook is turning ten --- A decade after Mark Zuckerberg founded the social networking site in his Harvard dorm room, it's the biggest show in town with more than a billion users worldwide.<br/> <br />SOUNDBITE: Karen North, a professor of social media at the Annenberg School of Communication at the University of Southern California saying:<br/> <br />"It started out as a gathering place for kids. Let's all find each other when we're not in a physical space together. We can still connect and socialize."<br/> <br />Professor Karen North of the University of Southern California has tracked the company from the beginning through to its 100 billion dollar (USD) initial public offering (IPO ).<br/> <br />Facebook - she says, has come a long way.<br/> <br />SOUNDBITE: Karen North, a professor of social media at the Annenberg School of Communication at the University of Southern California saying:<br/> <br />"Now, it's sort of lost its place as a hangout, but it's gained incredible status as a utility. I call it a utili
