Dark capital wanted Brexit to get away from EU obligations to restore the economy in Greece, Portugal and other risk countries. This capital can be used to buy a soft and quick Brexit. No Problem.
UK has to develop itself and shapeshift into, not as a former commonwealth, but a federal republic like the USA and Germany. I am sure Ireland would be crucial to this situation. The Federal Union of England, Ireland, Scotland and Wales. Other units could be Northumberland, Midlands and Cornwall for the balance.