"SimCity Gameplay Lead Dan Moskowitz describes the concepts of Resources, Units, Maps, and Agents and how they affect the complex simulation behind SimCity."
The engine that will drive the next version of SimCity looks amazing
SimCity Insider's Look GlassBox Game Engine Introduction (coming March 5, 2013)
"SimCity Gameplay Lead Dan Moskowitz describes the concepts of Resources, Units, Maps, and Agents and how they affect the complex simulation behind SimCity."