The Android power button is among the strongest pieces of design Google has ever produced. It's merely one key tucked along the side of my mobile device.

To restart your iPhone without the power button, you can shut down via settings, ask Siri for help, or let your battery die. Then, recharge or turn back on.

The Android power button is among the strongest pieces of design Google has ever produced. It's merely one key tucked along the side of my mobile device. The power button does many things. I use ...