In principle, it can never be stopped. Outcome oriented jurisprudence runs from common to uncommon, depending on many factors. I do agree that at this point, the institution deserves no respect. It has no moral authority, and is basically a gang of thugs who are skilled at composing nonsense using dense legal jargon.
The usual corrective mechanism of impeachment is inoperative due to Congressional aversion to accountability. The corrective mechanism in place has a time constant (engineering term for speed of process control loop) of 40 years or so, and consists of retirement and death on one side, and nominations and appointments on the other side.
Excellent comment, but I am concerned that the patient (our country) will die before the illness takes its course of healing.
There is one venue we have not yet tried, one in which none of these players have influence:
Article V.