I did go to Settings > More > Mobile Network > Network Mode and change from Global to CDMA/LTE. I don't know if that helped battery life, but it couldn't hurt.
All your base are belong to us
well me and my wife have ICS starting today more than hour apart from each other and on top of that we finally have 4G in our area starte today as well
I just got off the phone with Verizon and they told me everybody will be getting the ics today for the razr and razr maxx I hope that's the truth and not just a way to get me off the phone with them. fingers crossed!