Facebook co-fou nder launches social network Jumo for social good Today, users can start connecting with all their favorite social causes in one online sphere, as Facebook co-founder Chris Hughes has launched his much-buzzed-about social network, Jumo. Hughes, who left Facebook in 2007 to become the Obama campaign's director of online organizing, soft-launched Jumo last March . At that time the site existed merely as a homepage featuring a rather intriguing survey box that asked the site visitor an array of questions from, "If you had a daughter tomorrow, which would you name her?" to "Would you say the world is getting better or worse?" Upon answering these queries, you could also submit your e-mail address to get more information as it came. Since the site first came on our radar, we here at Mashable have waited with interest to see what Hughes would reveal. Would the site have its desired effect: Bringing together those interested in social change to ...