One year ago Bitcoin's network was consuming as much energy as Ireland. Now it has apparently doubled and now it is consuming 1% of the world's total electricity consumption.
https://digiconomist.net/bitcoin-energy-consumptionThis, in a time when the world is trying to reduce carbon footprints to avoid or slow down global warming.
Is Bitcoin sustainable as it is?
I don't think so - in fact I'm sure it is not. There is a limit to insanity.
More data here:
https://digiconomist.net/bitcoin-energy-consumptionWhat is likely to happen next? Which are your thoughts?
Do you think 1% is bad enough to compare with the entire electricity consume ? I dont think so.
There are many company using electricity more than bitcoin mining. You can name all of the industry companies in the world and how much they consume electricity. Cryptocurrency will always sustainable as long as we used it.