It might be "irrational" in some sense with unbounded knowledge, but we only have bounded knowledge. I'm not sure using the former as a definition of "rationali

It might be "irrational" in some sense with unbounded knowledge, but we only have bounded knowledge. I'm not sure using the former as a definition of "rationality" is useful. Rationality should be a sort of preferential ordering of choices according to one's bounded knowledge.