?? cocones of cofan ... vs cones of corresponding fan ...
?? various funny sorts of "double duality" here ....
???might cones be related to toric quasicoherent sheaves ?? ... ??? ...
??? ... "idempotent" commutative monoid ... ??? .... ???vs co-monoid ??? ....
??vague feeling of resemblance of hom-sets between co-cones to ... ??internal hom in enriched poset ?? ... ??? ... ??? ....
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