Audi runs ads in hopes of selling cars. That’s what ads are supposed to do. But, in yesterday’s New York Times, a full-page ad for the Audi A6 appeared twice and it not only aimed to sell cars, it promoted the idea that wealthy Americans can buy protection from the public decay likely to surround us all as our cities, our states, and our nation reduce investment in our public systems and structures. (A similar ad is also running on television, which you can watch below.)