Ach du lieber, don’t get me started. The other day I’m sittin’ in my pickup at a Kreuzung in Austin, waiting for the green light, when—zefix!—the car behind me honks before the light even changes. Relax, cowboy! This ain’t a rodeo start. But that’s Texas: fast foot on the gas, faster hand on the horn, and patience shorter than a Brezn fresh out of the oven. Speed Limits: Suggestion or Law? In Bavaria, if you see a Tempolimit, you actually…