From her brothers shadow and show she iss a Silicon Valley force. Im so grateful for the experience i had at facebook. Im so grateful to my brother for including me in that journey. But it was also important for me to make a name for myself, too. Heres nbc bay areas rog. Good evening, we have trail blazers with us tonight. Some household names, others you might be seeing and hearing for the first time. But all of our stories tonight give us a rare behind the scenes look at these dynamic news makers. And we begin with the colorful and controversial john mcafee. He rekricently turned down an or to help the health care website. He said no thanks. Instead hes back in the Silicon Valley. He has a new company and a new wife. Joan mcafee has turned his wife willingly into a hollywood script. Its the story of a successful entrepreneur who went crazy. Surrounded himself with girls and guns and became a murder . Or is this the greatest mind [ bleep ] of all time. We caught up with him last year