Honestly curious what happens when everything folds back in on itself and collapses and we have to invent a new way to understand ourselves out of Meyers-Briggs/Web Quiz/Sorting Hat residue of WWII testing plus post-DSM post-post-Freudian psychiatry

Like what kind of kid do two depressives yield? How about depressive x bipolar? How do polycule families work? Is it genetic or memetic?