From a design perspective this actually brings Harry Beck's inspiration for modern 'tube' maps full circle. The 'electrical schematic concept' revolutionized t

From a design perspective this actually brings Harry Beck's inspiration for modern 'tube' maps full circle. The 'electrical schematic concept' revolutionized the way these maps were drawn - https://en.wikipedia.org/wiki/Harry_Beck https://en.wikipedia.org/wiki/Harry_Beck