Google+ is the 2nd biggest social network in the world: http://www.phonearena.com/news/Google-surpasses-Twitter-to-take-number-2...

NFL Commissioner Roger Goodell does a live interview on reddit: http://www.reddit.com/r/IAmA/comments/17fylz/iam_roger_goodell_nfl_commi...

Pinterest tries out a new design: http://blog.pinterest.com/post/41728994538/were-testing-out-a-new-look

Facebook starts "Ask Facebook's Chief Privacy Officer": http://readwrite.com/2013/01/28/facebook-ask-our-chief-privacy-officer

New Huffington Post comments make sense for users and money for Huff Po: http://paidcontent.org/2013/01/28/blah-blah-blah-huffpos-new-conversatio...