Earlier quoted context omitted.
> However, we can't just stop using oil The single best move we could make would be progressively taxing it: tell everyone that today is the cheapest a gallon of gas will ever be, with guaranteed 20% annual price increases with the tax revenue devoted to assisting low-income households decarbonize. That would tell every business to start investing in alternatives or efficiency improvements, homeowners would shift tow…
Gasoline use is just a small fraction of the demand for oil, most of it has other uses, and those aren't as flexible on demand as fuel for cars. I'd be willing to bet that they'd start flaring it off if demand collapsed, just to keep the refineries going. Fertilizer is a major sink of petrochemicals, and there really aren't any substitutes available on a large enough scale.
That would among other things be great for letting us conserve usage for things which are hard to make from other sources. That’s a much better use of a limited resource than someone insecure driving a multi-ton vehicle to pick up a hamburger because it’s been subsidized to seem cheaper.