You need to quantify what that means for energy usage, as that is the main point of contention. Fossil fuels are the primary contributor to global warming as th

You need to quantify what that means for energy usage, as that is the main point of contention. Fossil fuels are the primary contributor to global warming as they're used now, but no one should have any problem with, say, a portable gas generator used during an occasional blackout. You explained how this applies to ETH 2.0, how about Cardano and Polkadot?