Can't argue with that. Low power demand accelerates decommissioning coal based power plants that was planned already. We save some CO2 with that short term. But demand will bounce back eventually after the pandemic and things will not get better without significant investments in power generation. And massive demand is what drives the investment.

In CO2 free future we'll have all of home heating running on electricity and all of our transportation too. Power generation needs incredible amount of investments over the next 50 years. I believe crypto mining might drive those investments so we are ready for that future.

Even now there are instances where flexible demand of crypto miners helps balance the grid now: https://www.bloomberg.com/news/articles/2020-09-01/bitcoin-m...