> And I thought the nature of the cost increases was things like being stuck iterating on designs optized for being part of a weapons program rather than safety

> And I thought the nature of the cost increases was things like being stuck iterating on designs optized for being part of a weapons program rather than safety or economics That's not what the data says - although lots of nuclear proponents claim this. The data seems to show the opposite being true: new designs cost more to produce.