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There is even a reasonable argument to be made that self driving cards will increase traffic and deadlock.

For example, imagine driving in to the city for some business meeting and then rather than worry about the hassle of finding a parking spot you just let the car drive about by itself for a couple of hours. Now multiply that by however many hundred (or thousand) people have the same idea.

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Why not just tell the car to find a spot to park and you can call it when you're ready?

Petrol is cheaper than parking.

That is easily solved by congestion charging.

In those words that idea is simple to explain. The logistics of an actual implementation would not be so easy.

Transportation is one of the few contexts where the US has adopted the socialist system of allocation by waiting list, rather than price.

Congestion used to be the one inconvenience rich people couldn't buy themselves out of. I can understand the impulse to keep it that way, though the benefits of congestion pricing probably do outweigh the symbolic problems.

Very true. And the mayor of London, a self-described socialist, introduced congestion charging to that city in 2003.

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