Pew survey finds over 60% of social network users have deleted a friend bit.ly/wVme5i

Too much Twitter unhealthy warns Twitter co-founder Biz Stone bit.ly/yzsQJv

Report: Facebook storefronts failing due to lack of consumer interest via @businessnews

Oprah Winfrey forced to delete promotional Nielsen tweet bit.ly/xZIfBM

RT science: Little pig shaped robots transfer kisses over the Internet t.co/P2eqK8vY

Mark Zuckerberg facing $2 billion tax bill for Facebook stock option purchase via @businessnews

Facebook includes users who don't visit Facebook in active users figure bit.ly/zgbEjS

Giants get ahead of themselves with ‘Super Bowl Champions’ home page via @sportsosphere

Study finds Inc. 500 companies are blogging less bit.ly/zHwmw5

Daily Mail now biggest newspaper website according to Comscore data via @writenews