Curious: Who knew North Korea did 3D games development?

I knew they did animation (<a href="http://www.amazon.com/Pyongyang-Journey-North-Guy-Delisle/dp/1896597890" rel="nofollow">http://www.amazon.com/Pyongyang-Journey-North-Guy-Delisle/dp...</a> is amazing), so that might be a logical next step.