translation.en: In fact, we also have a light-controlled "off" switch, and it's very easy to imagine that by installing this light-controlled "off" switch, we can also turn off a memory, any time, anywhere.
translation.zh: 事实上，我们的光控开关还有“关闭”功能， 不难想象， 有了这个光控“关闭'开关， 我们也可以随时随地关闭一段记忆。