The title should be 195x as much CO2 as producing an iPhone. In regards of buying and if you are drawing a comparison with fiat currencies you should take into

The title should be 195x as much CO2 as producing an iPhone. In regards of buying and if you are drawing a comparison with fiat currencies you should take into consideration the environmental impact for producing, circulating and securing the money that is used for the transaction. Nobody ever talks about what is around fiat, ATMs, money counting machines, heavy armoured vehicles moving them around, etc.