re: #96 Decatur Deb
Certainly ritual for well-fed Aztecs. A little cloudier in Papua/New Guinea highlands, where the sacrament and the entree got a bit more mixed. (That’s where the link between cannibalism and koro, the debilitating brain disease was first proposed.)
You’re thinking of Kuru. Koro is the mental condition that convinces people their genitals are shrinking.