Exactly. Kim has learned what he has to do to survive in NK. Once he starts trying to change the game, though, his personal danger goes way up.
I think he sees “exit from untenable situation” even more than “wonder of a country.” It may be America that marches out of there protecting Kim in a Cadillac, headed for exile. I would stomach that in exchange for a free inified Korea.
... unified Korea I mean.