"Hell no! That’s it! Of course! Of course, that’s what Jerry’s been looking for—a permanent source of power for the F-6, and the jet stream is permanent power! It wraps the whole planet, and it’s seven kilometers thick and it’s fifty degrees below zero and it does two hundred klicks an hour. God, the jet stream, if the jet stream spikes down out of the stratosphere, then it’s all gonna add up!" She grabbed for her headset.