Things that don’t exist yet aren’t a solution for problems we have now.
It’s not like we could now just build a thorium reactor that makes economic sense without decades of serious prototyping. And by that time we might have found that there are more pbolems with it than we thought.
I mean, China is doing it right now, and we’ll have answers in a lot less than decades.
https://www.world-nuclear-news.org/Articles/Operating-permit-issued-for-Chinese-molten-salt-re