Google's algorithm to start favoring social media interactions: http://www.prnewswire.com/news-releases/google-search-algorithm-shifting-to-on-line-public-relations-campaigns-180025871.html
Celebrity startup theAudience raises $20mm in series A: http://techcrunch.com/2012/11/19/sean-parker-ari-emanuel-and-oliver-lucketts-theaudience-raises-20m-to-help-celebs-navigate-social-media/
Color.com is shutting down: http://www.businessinsider.com/color-shutdown-2012-11?op=1
Amazon gets into social media marketing: http://techcrunch.com/2012/11/20/amazon-offers-amazon-pages-for-brands-to-customize-with-their-own-urls-and-amazon-posts-for-social-media-marketing/
GetGlue acquired for $73mm: http://mashable.com/2012/11/19/viggle-acquires-getglue/
TBWA releases study about social activism and brand building: http://www.prnewswire.com/news-releases/is-social-activism-the-new-black-180034901.html