> For a start, do we know how expensive (per unit energy) US Navy reactors are? Price does not matter. It has to work reliably, not only in calm days of peace,

> For a start, do we know how expensive (per unit energy) US Navy reactors are? Price does not matter. It has to work reliably, not only in calm days of peace, but during times of war. Having a source of power to move the big boats without relying on external supplies is worth the price. There even were experiments to generate jetfuel using nuclear power on carriers, certainly not because it is cheap.