def update_or_insert_items_to_feed(feed, items, result)
      items.reverse_each do |item|
        if old_item = feed.items.find_by(guid: item.guid)
          old_item.increment(:version)
          unless almost_same(old_item.title, item.title) and almost_same((old_item.body || "").html2text, (item.body || "").html2text)