It's important to retain control over your identity: Dan Gillmor
                                
                                
                                    (Newser) -
                                    Stop what you're doing and go register your own domain name, Dan Gillmor suggests in the  Guardian  today. But, you say, you're already on Facebook, LinkedIn, Twitter, Google+, and Tumblr? That's fine, but "remember who's in charge at those social media sites," Gillmor warns....