@Dilaton is that possible? That would be a very good idea, also see this:
http://physicsoverflow.org/trollsouthere14/index.php?qa=4545&qa_1=how-many-points-should-one-lose-for-being-downvoted&show=4598#c4598 If so is possible, can't the "Refreeing" rep settings be changed too, such that downvotes cost less on that section?