Everyone needs to ban Bitcoin... and likely other cryptocurrencies. Not only are they by far the biggest enablers of ransomware (which we're supposedly taking seriously now), but Bitcoin emissions alone could push global warming above 2°C. [1] Bitcoin already consumes 0.55% of energy produced globally. [2]
[1] https://www.nature.com/articles/s41558-018-0321-8
[2] https://hbr.org/2021/05/how-much-energy-does-bitcoin-actuall...