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：
Ultra-slim and light smartphone feels special, but cuts to camera and battery may be too hard to ignore for most
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The principles of digital etiquette remain the same as other kinds of etiquette, but they are also “context specific and many of the rules are implicit rather than explicit,” said Rupert Wesson, a director at Debrett’s, the British etiquette guide, who outlined key tips for The Associated Press.，这一点在旺商聊官方下载中也有详细论述
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{"role": "user", "content": "make it red"}