Red Herring to the point at hand, that there is a fundamental disconnect between taxpayers and those that work for government.
But I’m willing to address your point. Yes, government contractors are greedy and self-serving more often than not, in my opinion. Greedy and self-serving also describes most federal employees, and the bureaucracies they represent.
One good thing about the last shutdown was that there was a 10% reduction of budget after the shutdown.