The synthetic fuel is what you sell. The uranium keeps you producing fuel for cheaper than O&G traditional extraction. But you're right: Just put a off-the-sh

The synthetic fuel is what you sell. The uranium keeps you producing fuel for cheaper than O&G traditional extraction. But you're right: Just put a off-the-shelf modular reactor on the ship, then use that power to synthesize payload fuel from CO2, and the gold, uranium, etc are just helpful extras.