To be honest, looking at those numbers, that doesn't look 10-20 years away. We'd need Moore's law style improvement in efficiency and to productionize it. So we

To be honest, looking at those numbers, that doesn't look 10-20 years away. We'd need Moore's law style improvement in efficiency and to productionize it. So we're really saying 20 years at best for the technology, and then let's look at quickly we can build Nuclear power plants today... uh oh. In the UK for example it has taken 12 years to even agree to build a new Nuclear plant on a site that already has Nuclear plants!.