A first-hand report by two Kings College academics after a visit to the DMZ and the truce village Panmunjom in the Korean DMZ and they conclude:
This is what communications failure looks like. It has been remarked that better (offensive and defensive) communications must be critical to effectively dealing with Kim Jong-un, given how few and disastrous are the military options, and the failures of deterrence. As the Trump administration doubles-down on the latter, the visuals at the ROK-DPRK border are a timely reminder that knowing who your audience is matters in world politics.