Facebook has ten countries to go: http://vincos.it/world-map-of-social-networks/
Buzzfeed completes Series D for $19mm, lol/wtf/etc.: http://adage.com/article/digital/buzzfeed-raises-19-million-make-lol-content-social-web/238972/
Tumblr finishes the year at #11 site overall: http://techcrunch.com/2013/01/02/oh-the-places-tumblr-can-go/
Google+ keeps creeping up: http://online.wsj.com/article/SB10001424127887324731304578193781852024980.html
Twitter's valuation and IPO chances increase in 2013: http://www.forbes.com/sites/abrambrown/2013/01/03/reading-twitters-tea-leaves-ipo-prep-may-start-this-year-offering-in-2014/