Manipulating the controls on the page, it looks like on Day 9 that Truck 1 did 0 miles, Truck 2 did 583 miles, and Truck 3 did 822 miles. I do think that plott

Manipulating the controls on the page, it looks like on Day 9 that Truck 1 did 0 miles, Truck 2 did 583 miles, and Truck 3 did 822 miles. I do think that plotting "distance by speed" (rather than "time by speed") seems slightly suspect to me in terms of information content value, but the HN title seems correct.