Elon Musk Investigation: Genius or Crook?

The entrepreneur has invested in all fields of contemporary science: he is revolutionizing the space sector, taking a stand on artificial intelligence, wishing to transform neuroscience by connecting computers to our brains, and playing influencers for the development of virtual currencies . But is there any organized scientific thought in this great upheaval of contemporary innovation? What are the major technical, biological and computer principles that elon musk intends to push to their limits?...
And what are the issues on which elon musk ignores, because they would be so many brakes on his futuristic visions ?