The number appears to me as ~20 x 10^22 J I tried to replicate your maths using 1Bn W for a power plant and I get ~6.3M years. Did you use a different W? I ch

The number appears to me as ~20 x 10^22 J I tried to replicate your maths using 1Bn W for a power plant and I get ~6.3M years. Did you use a different W? I chose 1Bn from reading https://www.energy.gov/ne/articles/infographic-how-much-power-does-nuclear-reactor-produce https://www.energy.gov/ne/articles/infographic-how-much-powe... I'm glad your comment triggered me to do this exercise! Boggling numbers all the same, and this is only the top half-mile of ocean