I think that the superhero-as-metaphor involves a superhero being some sort of intellectual, emotional, or other such concept writ large. But I don't know that it's a necessary part of the appeal that the superhero be superior.
Kurt BusiekI'm not building each one character around one metaphor, so much as trying to build a heroic archetype that can be used to express the kind of metaphors that I find in each story.
Kurt BusiekI don't view Twitter as a promotional tool but as a really, really, really cool cocktail party.
Kurt Busiek