I am not sure Londoners would love the landlocked existence. And having all their food delivered by plane. And paying lets say 1000-2000% of the current utility

I am not sure Londoners would love the landlocked existence. And having all their food delivered by plane. And paying lets say 1000-2000% of the current utility bills. And with the City and the institutions in London - no way in hell the mayor of London to get more independence. He gets way too powerful that way.