Just in case you had trouble sleeping after Kim Jong Un and Donald Trump traded threats about each ruler’s “nuclear button,” the North Korean supreme leader also said something uncharacteristically optimistic in his New Year’s Day speech. Kim expressed hope for a “peaceful resolution” to the half-century-old conflict with South Korea and said that talks should start “as soon as possible.” Accordingly, he also ordered a long dormant phone line between North and South Korea to be reopened. The first call between the warring nations took place on Wednesday. Don’t get your hopes up quite yet. Kim’s actions could be a trick, and they’re almost definitely a ploy to boost relations between Pyongyang and Seoul as the South prepares to host the Winter Olympics. Which might not be a bad thing! United States officials sounded more cynical following Kim’s remarks, however. In its analysis, The New York Times claimed that the so-called olive branch offered by Kim was just “a canny new strategy to initiate direct talks with South Korea in the hope of driving a wedge into its seven-decade alliance with the United States.” Advertisement But about those newly operational phones. The main hotline between North and South Korea…