Robert Mercer: the big data billionaire waging war on mainstream media

With links to Donald Trump, Steve Bannon and Nigel Farage, the rightwing American computer scientist is at the heart of a multimillion-dollar propaganda network
Read more: https://www.theguardian.com/politics/2017/feb/26/robert-mercer-breitbart-war-on-media-steve-bannon-donald-trump-nigel-farage?CMP=share_btn_link?source=Snapzu