Sadiq Khan is the man with the plan (he’s had quite a few awesome ones, tbf). His latest involves rail domination (cue evil laughter), in which TfL will expand their map to suburban railway lines. This means the Overground line will be extending its already extensive orange web. Commuter services brought to us by the joyful likes of Southern Rail, will be potentially transferred to TfL’s network, as well as other operators such as South West Trains and South Eastern.
TfL have released what the map of the future could look like: