Should Twitter employees and users be afraid (very afraid) that Elon Musk now stands as the company’s largest shareholder and newest board member?

Should Twitter employees and users be afraid (very afraid) that Elon Musk now stands as the company’s largest shareholder and newest board member?
Does the pundit have it right? Should we ignore Mars and focus on an orb closer to home — like our own Moon?
The future is finally better than the future was.
What’s it like to do something hard for a long time and to succeed?