He's not really saying shit. Just rhymin for the sake of riddlin'.
Is it creative?
Ofcourse.
Does it have traces of contrivances?
Yup.
But ya know what.... the kid is from a middle-class family in a suburban neighborhood. Went to a pretty decent school.
He's an artsy rapper.
Not every rap song has to be about "pushin weight" or "respecting the Black queen".