Musk had a net worth of more than $188.5 billion, $1.5 billion more than Bezos, according to Bloomberg
The network envisioned is a mesh of tunnels and elevators capable of having more than 4,000 cars pass through per hour
Musk’s underground transit venture the Boring Company gave up on its development of a 2.7-mile tunnel in West LA
He announced that he wants to build underground tunnels in Los Angeles to end traffic congestion