That or any google proguct. They seem to have the forum locked down tight. Look at the posts that rise after a while in any AMP, Gmail, or Talk thread. Its a clear shift when workers come online. I often wonder how many people are employed to influence and steer technical discussion on sites like this.
Certain topics are predictsbly for/against on HN. Nuclear power is one such topic where for example arguments against Thorium reactors gets HN voters up in arms and prompt downvotes.