If you define your efficiency metric in a clever way, anything is possible: https://io9.gizmodo.com/breakthrough-the-worlds-first-net-positive-nuclear-fu-144253

If you define your efficiency metric in a clever way, anything is possible: https://io9.gizmodo.com/breakthrough-the-worlds-first-net-positive-nuclear-fu-1442537401 https://io9.gizmodo.com/breakthrough-the-worlds-first-net-po...