It only hits HN when asked, and caches each request for 200 seconds. Additional requests return the cached version instead of re-scrapping HN. It mimics what

It only hits HN when asked, and caches each request for 200 seconds. Additional requests return the cached version instead of re-scrapping HN. It mimics what is on HN. So requesting /page only returns the first page. If you want to go deeper, you need to pass in the next page ID, which is returned when you request /page.