Social media websites like Twitter and Facebook have become increasingly important to high frequency traders looking to anticipate market moves before they happen, but could they eventually become as significant as traditional business news providers in the world of high speed trading? Major news and financial information providers such as Bloomberg, Dow Jones and Thomson Reuters already offer services that filter market news from company websites and social networking websites, but experts gave mixed views on whether social networking sites would be seriously used to influence portfolio positioning. “A lot of news ... (full story)