The election of Donald Trump has stoked optimism on Wall Street, where his business-friendly agenda is expected to juice economic growth and loosen regulations. Electric vehicle makers, however, face a hazier outlook than most other businesses.

Elon Musk, the world’s richest person, will be taking on an official role to try to help President-elect Donald Trump make government more efficient. It will add yet another responsibility to an ever-growing to-do list for the increasingly distracted CEO and business leader.