Facebook marks 10th anniversary

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.

SOUNDBITE: Karen North, a professor of social media at the Annenberg School of Communication at the University of Southern California saying:

"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."

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 ).

Facebook - she says, has come a long way.

SOUNDBITE: Karen North, a professor of social media at the Annenberg School of Communication at the University of Southern California saying:

"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