It's still subjective. We can argue all night about what does or doesn't deserve to have energy used on it, that doesn't change the fact that Bitcoin is a round

It's still subjective. We can argue all night about what does or doesn't deserve to have energy used on it, that doesn't change the fact that Bitcoin is a rounding error in terms of global warming. If the purpose is to limit environmental impact, why are we choosing by subjective value instead of actual impact?