Because the fix in the movie is really a bandaid. It was provided by a private party for profit, and next time if it’s not profitable, it won’t work.

I mean, it’s not like individual people can stop a doomsday asteroid, so the metaphor kind of breaks anyway. But there is a bit of an assumption in the environment sense that technology will somehow solve our problems when the real problem is us.

The ozone problem only got fixed because in that case there was a 1:1 replacement to the offending technology. There isn’t a 1:1 replacement to fossil fuels. It will almost certainly require some kind of societal change.