> you park your car in a pod, and the pod is on rails Why not have seats on the pod, that way you don't have to ferry around a 2-tonne car. Indeed if you have

> you park your car in a pod, and the pod is on rails Why not have seats on the pod, that way you don't have to ferry around a 2-tonne car. Indeed if you have solved smart automation, why have rails at all? Presto, you arrive at the idea of self-driving taxis as a public service.