http://tech.newstatesman.com/business/facebook-f8-developer-summit >Last night, Mark Zuckerberg took to the stage of Facebook’s annual summit, F8, to unveil a series of products aimed at restoring faith in the embattled social network. In his first public appearance since testifying to lawmakers in Washington last month, Zuckerberg stressed the company’s ambitions to improve privacy, support meaningful relationships and make it easier for people to communicate through its platforms. Here’s a rundown of the most important announcements. >“Clear History”