Jet fuel is less than 25% of the cost of running an airline. Flying will cost more, but not necessarily 2x more. Plus that's only if we can't synthesize jet f

Jet fuel is less than 25% of the cost of running an airline. Flying will cost more, but not necessarily 2x more. Plus that's only if we can't synthesize jet fuel from all that CO2 we're extracting from the air.