Chicago Tonight

Social Networking

Clip: 02/03/2009 | 11m 53s

Twitter, Facebook and LinkedIn are just a few of the growing number of social networking sites popping up all over the Internet. What is their purpose and why have they grown in popularity so quickly? Christian Farr sits down with two technology experts to probe this trend.

Aired: 02/03/09

Rating: NR

Problems Playing Video?

WTTW video streaming support provided by members and sponsors.