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I've had a discussion with another who is more receptive. He didn't realise there were alternatives to proof of work and probably others don't either. A story of burning tyre to mine BTC kicked this all off.

Yeah the environmental argument against Bitcoin is so silly. Yeah it takes energy to secure the chain, but it's a relatively small amount in the grand scheme of things. But people talk like Bitcoin miners are personally clubbing baby seals to death 🦭

I think Bitcoin is wasteful and it's not innovating these days. POB seems a better option

Bitcoin is Bitcoin, innovation isn't everything