Freedom to differ is not limited to things that do not matter mush. That would be a mere shadow of freedom. The test of its substance is the right to differ as to things that touch the heart of the existing order.
What we have is North Korea still pursuing path to a nuclear weapon state. So the majority of people's trust in North Korea has gone down considerably.
Yes I don't believe that the inter-Korean relationship has quote...
The betrayal of trust carries a heavy taboo.