This article covers what I think is the most overlooked impact of the Jones Act. Everyone else seems to only focus on the economic impacts of keeping or repealing the Jones Act, but this one also covers the purpose of the Jones Act, and how thoroughly it has failed at it. We may have the most advanced ship designs, especially with nuclear powered submarines and aircraft carriers, but if we end up in a war where they would pay a major role, we have effectively zero capability of ramping up their production or crewing them.