In this Dec. 18, 2018 file photo, Elon Musk, co-founder and chief executive officer of Tesla In …

In this Dec. 18, 2018 file photo, Elon Musk, co-founder and chief executive officer of Tesla In ...

In this Dec. 18, 2018 file photo, Elon Musk, co-founder and chief executive officer of Tesla Inc., speaks during an unveiling event for the Boring Co., Hawthorne test tunnel in Hawthorne, Calif. (Robyn Beck/Pool Photo via AP, File)