"Dear users: you're doing it wrong". I don't think this is a very good answer. If the majority of your users think that your site isn't useful (and I'm not at

"Dear users: you're doing it wrong". I don't think this is a very good answer. If the majority of your users think that your site isn't useful (and I'm not at all sure this is the case, although I can certainly identify with this sentiment) then you need to go back to the drawing board.