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I'm not certainly most phones are "otherwise idle" given push notifications, apps phoning home, etc. But, most of those devices are probably on wifi when their
by cgriswald 10y ago
I'm not certainly most phones are "otherwise idle" given push notifications, apps phoning home, etc. But, most of those devices are probably on wifi when their owners are at their homes asleep in their beds.
- tominous 10y agoPhones turn off wifi whenever they can to save battery life. For example, Apple: "Notifications use Wi-Fi only when a cellular connection is unavailable." [1] [1] https://support.apple.com/HT201925 https://support.apple.com/HT201925