Yeah. The UK tried too, with a prototype reactor at Dounreay. We had all kinds of operational problems and gave up when it became apparent that the falling leve

Yeah. The UK tried too, with a prototype reactor at Dounreay. We had all kinds of operational problems and gave up when it became apparent that the falling level of new nuclear installations meant that we weren't going to be short of uranium as a primary fuel. The economics, without a fuel shortage, were awful.