If people have issues with how USAID was being run, they can address them through action in congress - congress established the agency and has authority.

What Musk participated in was illegal, motivated by self-interest and personal gain, and undermines our democratic processes. Don’t be surprised that people are mad at the oligarch acting like an oligarch. Musk deserves exactly as much say in the American government as anyone else - one vote - but in his arrogance he has taken his resources and used them to buy influence that is not his to own. It is fundamentally unamerican.