It's been two years since Kim Jong Un effectively became North Korea's "Great Successor" and heir to the seat of power in the communist nation run by a family dynasty — a dynasty that began with his grandfather, Kim Il Sung (the "Great Leader") and continued with his father, Kim Jong Il (the "Dear Leader").
But in that time about the only new thing we know is that he's two years older and now thought to be in his late 20s. And, that he appears about to become at least the titular head of an impoverished nation that threatens its richer neighbor to the south with nuclear weapons