Please read the classic book by Edward Tenner: Why Things Bite Back. Technology and the Revenge of Unintended Consequences, 1996 (oldie but goldie and must read for people who think technical solutions have no unintended (and irrevocable) consequences Mike eucalyptus trees in California, or the https://en.wikipedia.org/wiki/Cane_toad in Australia, among others.
Well, no, we have to do something that will help. Doing something that makes things worse isn't the answer, and the worse things are, the less we can afford to do so.
"This might help, but also might really mess things up" is not the answer - not in politics, not in economics, and not in climate change.
But I agree with one part of your post. Persuading nations to become poorer voluntarily is not a viable strategy.
Oil is a drug for the world’s economies. If you remove it, the economy plummets with billions of starving people because everything is grown, produced or transported using fossil fuels
> If you remove it, the economy plummets with billions of starving people
Sounds like quite a sacrifice to me.
Framing it as such is doing propaganda's work.