https://en.wikipedia.org/wiki/BN-800_reactor https://en.wikipedia.org/wiki/BN-800_reactor Came online ~10 years ago. One could quibble about design and constru

https://en.wikipedia.org/wiki/BN-800_reactor https://en.wikipedia.org/wiki/BN-800_reactor Came online ~10 years ago. One could quibble about design and construction timelines; the reactor is still half-experimental, and the Russians are conducting that breeder program very slowly. But it's not a 1980s design frozen in time.