Harperdog writes "David Wright and Theodore A. Postol examine the issues from the Unha 2 launch: technical issues, challenges, sources of rocket components, etc. From 2009, but still relevant due to North Korea's announced launch" Link to Original Source
IF I HAD A MINE SHAFT, I don't think I would just abandon it. There's
got to be a better way.
-- Jack Handley, The New Mexican, 1988.