This video shows how to increase your gas mileage by adding acetone to your gasoline: Acetone is a solvent, used in paints, plastics, and most anything artificial. Its claim as an automotive fuel additive to help fuel economy has been tested by MythBusters; they found it reduced fuel economy. Anyone try this?
Six Rules for Driving is an amusing, thoughtful list. Rule #1: Don’t tailgate me. If you tailgate me, I’ll slow down. Unless you try to pass me, in which case, I might speed up. And if we’re in a no-passing zone, I’ll slow down more. Just. To. Piss. You. Off.