Agreed: I meant that there were superficial similarities, not merely superficial similarities. Here's the original paper (I think?) on self types; maybe there's

Agreed: I meant that there were superficial similarities, not merely superficial similarities. Here's the original paper (I think?) on self types; maybe there's an obvious link in there. https://homepage.divms.uiowa.edu/~astump/papers/fu-stump-rta-tlca-14.pdf https://homepage.divms.uiowa.edu/~astump/papers/fu-stump-rta...