The CEO responds to his Twitter followers
                                
                                
                                    (Newser) -
                                    Elon Musk hit Twitter on Friday, fired off a few tweets, and boom—the Facebook pages for his companies SpaceX and Tesla were gone, the  Verge  reports. It began with WhatsApp co-founder Brian Acton tweeting him, "It is time. #deletefacebook," and Musk replying, "What's Facebook?" Soon...