It is inevitable that government regulators will eventually get owned by the companies they regulate.
That applies down to the USDA inspectors at the meat processing plants. If the money involved is far more than the inspector’s salary, then he will get bought.
The presidential appointees to the regulatory bodies are key.
There should be a lifetime ban on going back through the revolving door.
If you work for a corporation, then given a presidential appointment to .gov, there needs to be a lifetime ban on going back to anything even vaguely related to that industry in the private sector.