What you seem to be saying is that Australians had gas that was artificially cheap because it wasn't being bought and sold at international market rates, and once that started happening and the market was no longer distorted by trade limitations, the fair market price was not longer attractive to Australian customers.
(Personally, I think all countries, to the extent that they can, ought to both reduce domestic fossil fuel use and at the same time impose strict limits on its export. We're all better off if it just stays in the ground.)
(Personally, I think all countries, to the extent that they can, ought to both reduce domestic fossil fuel use and at the same time impose strict limits on its export. We're all better off if it just stays in the ground.)