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The page was reconstructed using internet archives from 2006，详情可参考51吃瓜
「她們回國只能等死」：香港重病外傭的掙扎2025年4月14日，详情可参考WPS官方版本下载
For example, a 500km route might be broken down into ~100 such shortcuts. If each A* shortcut calculation explores 100-1000 detailed road segments, the total detailed segments visited by A* might be around 10,000-50,000. Compare this to the 1,000,000+ segments the old A* might have needed for the entire route!