A lot of what appeals to people about the past isn’t so much about returning to a golden age but recapturing authenticity. We rarely get the real thing nowadays.
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I'd say it a bit different....
We can't afford it, or at least don't want to pay for it. And quite often, attempting to give a significant fraction of the 9 billionish people on earth something authentic of the past would be an ecological disaster.
Most people shouldn't own personal automobiles, because most people live in cities and cities shouldn't be built around the personal automobile in the first place.