这不算是一种抽象行为，张小龙曾说过一句话：“产品经理永远都应该是文艺青年，而非理性青年”。这一点，刘元与张小龙同归了。
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Use with extreme caution! As stated before: There is no guarantee that detected smart glasses are really nearby. It might be another device looking technically (on the BLE adv level) similar to smart glasses.