And in US$/kg Bitcoin is a real deal. At $50,000 that is about $143/kg of CO2 and an iPhone @ $1000 is less than $10/kg of CO2. :-) I completely agree that usi

And in US$/kg Bitcoin is a real deal. At $50,000 that is about $143/kg of CO2 and an iPhone @ $1000 is less than $10/kg of CO2. :-) I completely agree that using arbitrary numerology to cast shade on a technology you would rather not exist is not very good reasoning, but some folks respond to it so it persists.