This small graphic is one of several from a very smart piece on redesigning the traffic map. Have you ever looked at a Google or an Apple traffic map to find the quickest route home or to get an idea of how long it will take you to get to the ballpark? According to Josh Stevens, your traffic map is lying to you.
The article is a summary or overview of a research paper not-yet-published. When you have a few moments, the whole thing is worth the read for its analysis of popular transit map designs and the five big lies.
Credit for the piece goes to Josh Stevens.