I'm speaking from a California perspective, so yes, we have fair number of poor drivers. But I have NO concerns with Porsches on the Autobahn. In fact, I had

I'm speaking from a California perspective, so yes, we have fair number of poor drivers. But I have NO concerns with Porsches on the Autobahn. In fact, I had a Porsche up to 270kph between Stuttgart and Karlsruhe once. Thrilling, but kind of terrifying (and I was a pretty well trained autocrosser back then).