The biggest, and most relevant, question is "What will Kim Jong Un do"? He's younger, computer savvy, and presumably less eccentric then his grandfather. But, he's also lobed artillery at South Korea in the past.

http://news.yahoo.com/mystery-surrounds-son-set-succeed-kim-jong-il-141750265.html
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Hope for the best and prepare for the worst.

The object in life is not to be on the side of the majority, but to escape finding oneself in the ranks of the insane