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How has social media changed your life?

Duration: 06:07

Rory Cellan-Jones asks leading figures in the social networking world how social media has changed their lives.

Includes contributions from Twitter's Biz Stone, Path's Dave Morin, Foursquare's Dennis Crowley, Bebo's Michael and Xochi Birch, Facebook's Chris Cox, Friendster's Jonathan Abrams, the WELL co-founder Stewart Brand, Community Memory co-founder Lee Felsenstein and writer Howard Rheingold.

Available since: Fri 21 Jan 2011

This clip is from

The Secret History of Social Networking

Rory Cellan-Jones traces its roots

Image for The Secret History of Social Networking

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