The only good thing about them is when the leader dies, the cult falls apart.Cults suck.
Trump will symbolically “die” when he is no longer president, particularly after the fiasco at the Capitol. Some of the forces that contributed to the rise of Trump will remain like the disappearance of the manufacturing industry in the US and increasing racial diversity, but I don’t see it being as organized or fanatic.
Fortunately, none of his kids have his ability to attract followers.