Elon Musk is now officially ensconced as the richest person in the world. By using his social and financial clout to muscle his way onto the board of Twitter, he's working hard to become a full-fledged mogul, generously endowed with all three parts of the great trinity of money, fame, and power.
Why it matters: Musk accumulated his money through Tesla and SpaceX. He accumulated much of his fame through Twitter. Now he's working on power, the toughest and rarest component of the three.
