The moment that the oligarchs and their precious babies can't winter in Cancun because their passports are worthless is the moment things start to change. Rapidly.
There is no such structure in the DPRK. It's an enforced religious cult masquerading as a country.
If you don't understand the difference between an enforced national religious cult (DPRK) and a tenuous "democracy" that's only allowed to exist for as long as the oligarchs are able to maintain their income...
...learn.