@forteller Well, not forever - but until some sort of bloody revolt overthrows him or his offspring.
One of the baffling things about dictatorships is that every single dictator not only expects to rule for life; they actually expect to never die - metaphorically or, not uncommonly, literally, because they're not sane - yet history shows that dictatorships don't endure. Each one of them thinks they're The One™️ who will beat the odds...