Do we really need threads like this? If you don't feel something meets the guidelines, flag it or don't vote for it. There's only one way for people to learn

Do we really need threads like this? If you don't feel something meets the guidelines, flag it or don't vote for it. There's only one way for people to learn how to fit into HN: the school of hard knocks. People will do whatever we reward them for. Let's make sure we're rewarding them for the right things.