I still think that this problem is intractable so long as people refuse to define ‘rationality’ beyond ‘winning’.
https://www.thelastrationalist.com/rationality-is-not-systematized-winning.html
I, in general, try to avoid using the frame of ‘rationality’ as much as possible precisely because of this intractability. If you talk about things like existential risk, it’s clearer what you should know to work on that.
Just a note that these are based on the SlateStarCodexAbridged edition of SSC:
https://www.slatestarcodexabridged.com/