position.sort((x, y) = y - x);
Source: Computational Materials Science, Volume 266
，这一点在搜狗输入法2026中也有详细论述
因此「硬件防窥」并不是许多人在看到 S26 Ultra 第一眼时候认定的「伪需求」，反而是一个从二十年前延续至今的持续需求点。
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2016 年秋天，苹果拿掉 iPhone 7 的 3.5mm 接口，随之而来的，是 AirPods 的横空出世。苹果通过无线连接、入耳检测、空间音频等技术，对听觉体验进行了一波大升级，虽然 EarPods 没有被立刻抛弃，还能正常使用，但实际上，你需要购买 AirPods，才能获得升级后的体验。