A 2-5× performance hit is also a 2-5× CO₂ hit, and I wouldn't be willing to let myself or other people take that hit. We're throwing enough heat into the atmos

A 2-5× performance hit is also a 2-5× CO₂ hit, and I wouldn't be willing to let myself or other people take that hit. We're throwing enough heat into the atmosphere already to make cats dance on our portable supercomputers as is.