That's under the assumption you'll have a fusion only grid. But fusion won't exist in a vacuum. It will exist within the energy system in 20+ years. That will i

That's under the assumption you'll have a fusion only grid. But fusion won't exist in a vacuum. It will exist within the energy system in 20+ years. That will in all likelyhood be dominated by wind and solar, yet with another 20+ years of improvement.