Once an HN post gets a substantial discussion, immediate followups generally count as dupes - after all, these topics just had a big discussion. This is mention

Once an HN post gets a substantial discussion, immediate followups generally count as dupes - after all, these topics just had a big discussion. This is mentioned in the FAQ - https://news.ycombinator.com/newsfaq.html https://news.ycombinator.com/newsfaq.html (search for 'reposts')