Depending on your definition of "good" we already have ways to make liquid fuel from CO2+energy [1]. It just that you lose something like 90% of the energy from

Depending on your definition of "good" we already have ways to make liquid fuel from CO2+energy [1]. It just that you lose something like 90% of the energy from power plant to motion. Electric cars are much more efficient. [1] https://en.wikipedia.org/wiki/Synthetic_fuel https://en.wikipedia.org/wiki/Synthetic_fuel