不止手机，笔记本电脑也曾经尝试过硬件集成的防窥功能，惠普当年的 Sure View 技术方案就是其中一例：
Every standard font that includes Cyrillic reuses the Latin glyph outlines. This is a deliberate font design decision, not a rendering quirk. No visual inspection can distinguish them.
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Critics have raised the spectre of "circular financing" deals in which investments by Nvidia in other companies may be clouding perceptions about how robust AI demand really is.