Podcast:99% Invisible Published On: Wed Dec 12 2012 Description: 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 … Continue reading → Subscribe to SiriusXM Podcasts+ on Apple Podcasts to listen to ad-free new episodes and get exclusive access to bonus content.