I was watching a news show last week when the anchorman calmly announced that they were about to project a three dimensional hologram of one of their reporters into the newsroom.

• 上个星期我正看着一则新闻演出，这时主持人平静地宣布他们将在新闻编辑室为他们的一位记者拍摄一张三维的全息摄影。