The illustration looks lovely, however, the realisation would probably have been more like Docklands Light Railway, which is elevated but not following the exis

The illustration looks lovely, however, the realisation would probably have been more like Docklands Light Railway, which is elevated but not following the existing streets as per the illustration. There is a certain amount of wasteland that goes in the immediate vicinity of the DLR, which is a 'light' railway with the electric propulsion that was what they were looking for with the pneumatic system.