https://www.japantimes.co.jp/news/2017/11/02/asia-pacific/high-ranking-north-korean-defector-says-u-s-strike-trigger-automatic-retaliation/#.WwnByEgvzrd
Good Article on NK from the words of the highest ranking NK defector to date:
Thae Yong Ho, former deputy chief of mission at the North Korean Embassy in London,
Much of his testimony focused on how his homeland had evolved since Kim came to power in 2011 following the death of his father, Kim Jong Il.
“While on the surface Kim Jong Un seems to have consolidated his power through this reign of terror, simultaneously there are great and unexpected changes taking place within North Korea,” he said.
“The free markets are flourishing. As more and more people get used to free and capitalist style markets, the state-owned socialist economic system becomes increasingly forgotten about.”