Doesn't matter. Point is: while we need airplanes, we need to power them. While we can't power them using "green" sources of power, we should use liquid fuels.

Doesn't matter. Point is: while we need airplanes, we need to power them. While we can't power them using "green" sources of power, we should use liquid fuels. And while we need them, this idea (topic-starter) sounds reasonable.