Does your family include a speed demon?

Readers of fine newspapers may recall that last July I unleashed a tirade titled “Slow drivers: are they driving you insane?”

Several readers offered a “Yes, but…” response. They acknowledged the irritating nature of slowpokes but suggested I should devote equal (or greater) time to denouncing speed demons.

So, for the sake of fairness (and because my son is currently taking Driver’s Education and...