Facebook shows off new features at f8 (photos) Summary: The almost-year Facebook f8 Conference is held for developers, entrepreneurs, and innovators who want to build a more social Web. By Andy Smith | September 22, 2011 -- 11:12 GMT (04:12 PDT) Previous | Next Image 12 of 22 It's no longer allowed for an app to pop up and interrupt you. Topics: Social Enterprise, CXO Kick off your day with ZDNet's daily email newsletter. It's the freshest tech news and opinion, served hot. Get it.