Today, almost all of our cities regret their transport systems, with too much space allocated to cars, excessive congestion and pollution and diminished liveability. Many are desperately trying to reclaim their streets from the tyranny of the motor vehicle. Will autonomous vehicles and sustainable cities coexist, or will AVs become an obstacle to liveability? AVs are coming. We do not know how quickly they will be deployed or what setbacks they will encounter, but they are coming.