This is the sole reason we are still designing fighter planes, submarines etc. Nobody else in the world can match the US at the moment, but if we stop now we'll

This is the sole reason we are still designing fighter planes, submarines etc. Nobody else in the world can match the US at the moment, but if we stop now we'll be starting from scratch in 30 years when we want to again. The way to make it cost effective is to slow down the pace and lengthen the projects.