It was the only thing to be optimistic about in this administration, but it sure didn't last long. We should all know that this was the last attempt that had a chance of addressing the national debt -- the only other way out is extreme inflation.
Musk was absolutely the wrong guy for the job. He doesn't have the patience to spend 4 years carefully poring over government expenses, nor the security clearance (AFAIK) to address pentagon spending. Plus, I don't think he's humble enough to bring in people who actually know what to look for.
