Do you have a simple way to understand reality? This essay invites you to consider a helpful way to classify the things in the world, called the “1 + 4 + 1” map. Let’s begin by separating what exists ...

It won’t add transit directions, nor will it stiffen those melted roads which are draped, Dalí-esque, over the underlying terrain. But this simple, one-setting tweak will make iOS 6’s beleaguered maps ...