Actually I was talking about it primarily with respect to XP and instanced raids. Consider for example how such a system would have worked for building XP parties in XI. Would it really have helped at all? Maybe a little, but probably not nearly enough.
Ok, now we're going to get slash fiction of Wint x Kachi somehere... rule 34 and all...
Never confuse your inference as the listener for an implication of the speaker.
Good games are subjective like good food is subjective. You're not going to seriously tell me that there's not a psychological basis for why pizza is great and lutefisk is revolting. The thing about subjectivity is that, as subjects go, humans actually have a great deal in common.