5/ Beck's approach to depicting London's subway system prioritized user experience over geographical accuracy. He used coloured straight lines and 45-degree angles to simplify the complex map into a readable format, achieving a sparse, circuit-like layout.
6/ This shift from geographic to UX-first is shown in the following graphic, which shows the city's realignment to place zone 1 in the actual centre of the map and its expansion.
Zone 1 is made to look a lot bigger than it is.