>The thesis is actually that cul-de-sacs increase driving distance, because the places where they are used tend not to have any walkable destinations. The corr

>The thesis is actually that cul-de-sacs increase driving distance, because the places where they are used tend not to have any walkable destinations. The correlation seems credible, but not the causitive. That is, you probably could build developments where cul-de-sacs are common for streets and where mixed use properties are connected by walking paths.