http://www.boogieland.org/ReadBlog/Android-42-Battery-Drain.aspx <p class="MsoNormal">Just like many Galaxy Nexus owners, I got my update to 4.2 ten days ago. My initial assessment was very good. I liked the changes. However, after a couple of days using it, I noticed that I wasn’t getting through a full day on one full charge. I first attributed it to how much I was playing with Photo Sphere. It turned out that wasn’t the case. After some searching, and testing, I determined it was some combination of four things, display brightness, Exchange, location services, and cards…<o:p />