99% Invisible-68- Built for Speed

<p>I want you to conjure an image in your mind of the white stripes that divide the lanes of traffic going the same direction on a major highway. How long are the stripes and the spaces between them? You can … <a href="http://99percentinvisible.prx.org/2012/12/12/99-invisible-68-built-for-speed/" rel="nofollow" target="_blank">Continue reading →</a></p>