This the proof that guillotine is useful, if not to be used, to make the elite behave in way that avoid suffering it.
China's doing it
The guillotine requires being in control of the situation. It can only be used by those with the power to act with impunity.
It's not fighting against tyrants, it's a declaration of an intention to be the next tyrants.
They think they’re immune. Even after Luigi, they still think they’re immune