<br /> According to Business Insider, Elon Musk discussed his plan for hundreds of layers of tunnels in LA to ease traffic congestion.<br />On a Recode podcast published Friday, Musk bemoaned the tremendous costs to bore tunnels currently.<br />If the construction can be made cheaper, Musk said, he could bore hundreds of layers of tunnels.<br />“We do expect to, over time, create a network of tunnels under greater L.A. and I think this is really the key to getting around the city very fast. <br />
