PoW = Proof of Waste (2)

Of course, the basic design makes that almost impossible. Proof of "work" is really proof of wasting resources. The only way to reduce CO2 emissions is to reduce the mining reward and reduce the corresponding security.

Every environmentalist should want Bitcoin to go to 0. https://t.co/RPtfIPsl4z

— Nicholas Weaver (@ncweaver) February 21, 2022