Somewhere, somehow, maybe less than a year after I got the latest version of my iPhone, its battery would mysteriously deplete in about half a day.I wasn’t really sure why. But now I can find out.There’s a new app called ‘Normal’ out from a pair of Stanford Ph.Ds in computer science named Adam Oliner and Jacob Leverich, who are turning some postdoctoral research into…
![](http://is3.mzstatic.com/image/thumb/Purple3/v4/77/96/c3/7796c3b2-ec55-6e5a-dd66-ab49b6963e50/AppIcon60x60_U00402x.png/0x0ss-85.jpg)