DietRob
i've been begging for over 5 years.
I believe it was 2 hrs.
GPS?
I noticed that the old CM10 build I was running was constantly scanning for GPS and slayed my battery in a matter of hours. When I went to the battery usage screen it didn't show GPS anywhere on there.
I installed the stable CM10 version for my phone and now I'm getting some incredible battery life and not scanning for GPS anymore.
Exhibit A: