I would agree, but my city is only 600k, and I want a car free centre here as well. Getting things like a CAZ(Clean air zone), congestion charge, low speed zon

I would agree, but my city is only 600k, and I want a car free centre here as well. Getting things like a CAZ(Clean air zone), congestion charge, low speed zones, and pedestrianised areas should have full pedestrianisation as an end goal.