Off topic: weird HN bug? I see this item on front page as item #12 and on the second page as item #39. The latter was posted 14hrs ago and former 7hrs ago (10

Off topic: weird HN bug? I see this item on front page as item #12 and on the second page as item #39. The latter was posted 14hrs ago and former 7hrs ago (10:35am PST) — both have the same item id.