Check out this Video: 2009 in social media : At the Microsoft Blog : SeattlePI Blogs

Check out this video:

Video: 2009 in social media

Year in review 2009: Social networking - CNET News

Year in review 2009: Social networking - CNET News

"The brawn of Facebook, the brains of Twitter"

Sterile Pop Monopoly Deposed by Social Media Campaign : Raging The Social Media Machine | Between the Lines | ZDNet.com

Raging The Social Media Machine | Between the Lines | ZDNet.com:

"The Facebook campaign started and news outlets started picking up on it. On Sunday 20th December 2009 Rage Against The Machine were crowned winners, selling over 500,000 copies. “It’s more about the spontaneous action taken by young people in the U.K. to topple this very sterile pop monopoly,” said Rage singer Zack de la Rocha."

Social Network Ad Spending Jumps in 2009 and Will Keep Rising in 2010 - BloggingStocks

Social Network Ad Spending Jumps in 2009 and Will Keep Rising in 2010 - BloggingStocks

Social media websites strengthened holiday season for retailers - The Denver Post

Social media websites strengthened holiday season for retailers - The Denver Post

An updated guide to Facebook privacy: December 2009 edition

An updated guide to Facebook privacy: December 2009 edition

This is the Facebook Step We Expected: Default Public - John Battelle's Searchblog

This is the Facebook Step We Expected: Default Public - John Battelle's Searchblog

Facebook users have yet to learn privacy lessons, finds study | Pinsent Masons LLP

Facebook users have yet to learn privacy lessons, finds study | Pinsent Masons LLP

THE Blogger's Guide to Facebook is Worth A Read

See THE Blogger's Guide to Facebook

Privacy Controls Changed at Facebook | An Open Letter from Facebook Founder Mark Zuckerberg

Facebook is changing its privacy controls in an update that will require all Facebook users to update their privacy settings. Mark Zuckerberg announced the changes at his Facebook blog:

Facebook | An Open Letter from Facebook Founder Mark Zuckerberg.