The articles about Estuarine English can be summarised in one short paragraph, shorter than a full blown article. Due to the increase of tourism and immigration towards London and the south east of England over the past thirty years. There is emerging a new English that stretches along the Estuary in the East to the West side of London and approximately thirty to fifty miles North and South. Merging in the centre of London, although not all parts of London are effected (yet). Within this area surrounding London there are many other English's spoken, from RP to Oxford English or Southern English. The Kent and Essex English's and lastly but not least "The Dick Van Dyke Cockney that differs on each side of the River thames, and also from East to West London. You can throw into this mix Other English such as Afro /Indian and others.
"In London UK that seems to be developing its own separate language from many different cultures."