translation.en: The key is this: Our visual systems are good at detecting blobs and edges, but they're really bad at what our world has become, which is screens with lots and lots of data.
translation.zh: 关键点是：我们的视觉系统 善于探测障碍和边缘， 但是它们并不擅长观察我们目前的世界， 一个充满大量数据的屏幕的世界。