But we really don't care about that factor of 2. It literally doesn't matter, whether Bitcoin wastes half a Luxemburg or a full Luxembourg. And, iirc, then the

But we really don't care about that factor of 2. It literally doesn't matter, whether Bitcoin wastes half a Luxemburg or a full Luxembourg. And, iirc, then they estimated total consumption from well-funded and very active mining pools. I.e. exactly the operators that you would expect to run the most efficient mining equipment. Meaning all you do is being overly optimistic, as in "we claim mining uses less energy than it actually does"