Their 2016 post on how they render their lines is really nice and full of cool images: https://blog.transitapp.com/how-we-built-the-worlds-prettiest-auto-genera

Their 2016 post on how they render their lines is really nice and full of cool images: https://blog.transitapp.com/how-we-built-the-worlds-prettiest-auto-generated-transit-maps-12d0c6fa502f/ https://blog.transitapp.com/how-we-built-the-worlds-pretties...