You would need 96 gigatons of rock a year to just stop the current CO2 production. By comparison all coal mining in before covid was 8 gigatons. To start removi

You would need 96 gigatons of rock a year to just stop the current CO2 production. By comparison all coal mining in before covid was 8 gigatons. To start removing CO2 in meaningful quantities you'd need to increase that number by 5 or more times. Your low energy solution isn't.