Some of them yes. Or that they'd just had to read up about the show for some media studies class. With others I think people do vary on how much adversity needs to be shown to tell a story about someone triumphing over adversity which is fair enough. Then there's the idea I've seen recently touted that because all Joss's women have superpowers he's sending a message that 'normal' women are inadequate, which really makes me want to go all Sirk on the internets.