K-Pop, fancy pianos, and plenty of soju. Despite increased Western sanctions, quality of life for much of North Korea's elite is improving. But during one particularly boozy dinner in Pyongyang last month, New Yorker writer Evan Osnos heard something particularly chilling from one of his handful of minders: Nuclear war with the U.S. would be survivable. It might, the 35 year-old father of two seemed to indicate, be unavoidable.