Policy isn't made by public opinion these days, it's made by corporate lobbyists and the decision taken is determined by the amount gold on one side or the other.
Simply put, politicians live in a bubble of advisers and lobbyists where the information they receive is strictly sorted and rationed to ensure they "spontaneously" reach the right decision.
So, a bunch of DFHs with no real money working out of Iceland are gonna have zero effect. keep to the Fen Causeway