The fiduciary and reporting responsibilities of public companies are drastically different than private.
Musk bought all of the shares, then took the company private, meaning all of those fiduciary and reporting responsibilities are no longer required.
Your understanding how public and private companies in the United States work is lacking.
What is public? A 501c3? c6? A government run organization like the post office? What legal and compliance frameworks did Twitter have to follow when it was publicly traded vs now when it’s not publicly traded. In your terms it was “private” in both instances. So please, educate me. How is Twitter different now