While Google has endured criticism for biasing Google+ content in its new “Search Plus Your World” features, Bing has been surprisingly shy about pressing its social search advantage. Especially considering how much Microsoft usually likes to publicly poke Google.In fact, Bing is now the only search engine that has explicit deals to access data from both Facebook and Twitter.
allthingsd.com/20120203/bing-which-has-deals-with-facebook-and-twitter-finally-speaks-on-social-search-controversy/