So what exactly did running barefoot on the treadmill determine....where to add padding where the highest impact forces were? Still zero science behind this nonsense.
http://news.discovery.com/tech/robotics/3d-printed-running-shoe-mimics-your-footprint-151009.htm
http://news.discovery.com/tech/robotics/3d-printed-running-shoe-mimics-your-footprint-151009.htm