It took more than a century to go from first millionaire to first billionaire, and another century to hit $200 billion. Now the world is waiting for its first trillionaire.

It took more than a century to go from first millionaire to first billionaire, and another century to hit $200 billion. Now the world is waiting for its first trillionaire.

There is new money, old money, and then the kind of money that could make someone the world's first trillionaire!

Elon Musk is on the verge of becoming the world's first trillionaire as SpaceX completed what is being described as the largest initial public offering (IPO) in history. The…