Back in the sixties some scientist said "Fusion is ready in 20 years", then in the eighties some others said it again, and in the 2000's the next ones... but he

Back in the sixties some scientist said "Fusion is ready in 20 years", then in the eighties some others said it again, and in the 2000's the next ones... but hey, I don't care how long it will take as long as humankind strives for such stuff I'm fine