Sometimes phones spontaneously reboot. The problem isn't too big a deal, unless your phone is encrypted. Then the phone sits, not taking calls, not pulling down email, and wasting battery life as it waits to decrypt.
In Android N, Google is making the experience less painful. When a device reboots on its own, you will retain the ability to receive phone calls. Email clients, instant messengers, and other apps will deliver notifications. Alarms will go off in the morning. In short, your phone will continue to do its job.Read More