Elon Musk, co-founder and chief executive officer of Tesla Inc., speaks during an unveiling event for the Boring Company Hawthorne test tunnel in Hawthorne, south of Los Angeles, California on December 18, 2018. Photo: Getty Images
Elon Musk, co-founder and chief executive officer of Tesla Inc., speaks during an unveiling event for the Boring Company Hawthorne test tunnel in Hawthorne, south of Los Angeles, California on December 18, 2018. Photo: Getty Images