You misunderstood the OP. He isn't saying that he wants to come and go at a whim; he's saying that what he's allowed to do by the HN software comes and goes at

You misunderstood the OP. He isn't saying that he wants to come and go at a whim; he's saying that what he's allowed to do by the HN software comes and goes at a whim. (In this case, presumably Paul Graham's whim.)