Don't forget another type (of which I count myself among): those who think "proof of work" cryptocurrencies are an environmental disaster. Recent estimates plac

Don't forget another type (of which I count myself among): those who think "proof of work" cryptocurrencies are an environmental disaster. Recent estimates place the energy used to mine Bitcoins at around the same as the entire energy use of Switzerland[1] and as each new generation of miner is created the previous generations become mountains of e-waste. [1] https://www.bbc.com/news/technology-48853230 https://www.bbc.com/news/technology-48853230