When (as a subscriber) you make such a link, it says that if such links are "abused", the ability to make them may go away. Having the occasional article poste

When (as a subscriber) you make such a link, it says that if such links are "abused", the ability to make them may go away. Having the occasional article posted to HN seems to be OK with them (or they probably would have added a specific request not to post them to news aggregation sites). It's likely a wholesale "Free LWN for all" page with a weekly subscriber link to all the articles they're worried about.