Lee maintains that this kind of high-difficulty shot is beyond the capabilities of high technology; though special effects can make such a shot visually stunning, they rule out including the actor's reactions. What Lee really wanted was for audience members to feel as though they were smack in the middle of the scene.
李安認為，類似這樣的高難度畫面，高科技也拍不出來，因為特效可以做得漂亮，但缺乏演員真實的反應，而他要的是能讓觀眾也融入戲中的渲染力。