Is Your Immune System Dying?

Think about the staggering complexity of running your body. Every cell in your body has to be doing something, and if just one or two things goes a little bit wrong in that whole process, it all collapses and you die within a minute. So we can learn a lot from life. Because as we mimic life in our engineering, cause we're engineering mechanical objects, gadgets, but also, more importantly, even er, engineering social systems.