Drafting, which results from the "car trains" I mentioned to start with, does change the curve. Dramatically. On the order of 50% decreases. And that's with cu

Drafting, which results from the "car trains" I mentioned to start with, does change the curve. Dramatically. On the order of 50% decreases. And that's with current designs. Optimize your cars to maximize drafting effects and you can see greater improvements.