The file they had stumbled upon, the company claimed, contained simply the locations of known WiFi hotspots and cell towers that had been downloaded from Apple.

公司声称，他们偶然发现的文件中包括的位置仅是已知的WiFi热点和发射塔，用户在这上面下载苹果的东西。

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AirDrop, a peer-to-peer wifi file transfer feature.

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In this case, we opened Keynote, chose a presentation file, and let the app download it via WiFi.

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Initially, the images meandered over the WiFi network -- taking 15 minutes to transfer a single 15MB file.

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