In my part of the world, most cars are going to be pretty rusty after a few decades. We’re not as…

In my part of the world, most cars are going to be pretty rusty after a few decades. We&rsquo;re not as bad as Quebec, but you can&rsquo;t expect to pick up something for cheap and not end up having to fix some rust. Rust is evil. Insidious, hard to detect, and impossible to completely eradicate. A bad patch will be showing through in just a winter, and things get worse from there. In traffic, I…