To those arguing that this letter is tantamount to insubordination and is therefore a fireable offense: “Insubordination (noun)- refusing to obey orders from someone in authority.” [1] Unless they had received direct orders not to criticize Musk at all, internally or externally, they are not guilty of refusing to obey orders. And if they had received such orders, that only adds to Musk’s burgeoning reputation for pet…
Even so, they're not protected against being fired -- circulating an internal letter criticizing leadership is, in a right to work state without existing workplace union agreements and outside of a whistleblower or other protected situation, enough to get you fired, though not fired for cause. Are the optics bad? Yes. Is it indicative that "free speech absolutist" Musk believes your right to speech ends where his fee…
I don't really get how musk's feelings on free speech apply here. SpaceX is not the government, and it's not a communications platform. I also think it's unfair to say "his feelings are hurt" - it seems perfectly logical to get rid of employees that so strongly disagree with the way the company is being run.
And I have to wonder, why even work there if that's how you feel? This just looks like another example of a group of people who have "problems" with their company but don't want to give up the pay that it provides them.