NASA chief worried that Elon Musk is distracted by Twitter
Image Credit: Twitter
We can add Bill Nelson, NASA administrator, to the list of people who are concerned about Elon Musk's Twitter obsession. He expressed his concerns when he met Gwynne Shotwell, the president of SpaceX. According to Nelson, the SpaceX president assured him that there is nothing to worry about. Nelson is not the first to express concerns about Musk's involvement with Twitter.