I'm back home and even without the cold, only 2 weeks of almost daily reading causes the battery to drop to 10% from a full charge. I just realised I had wifi on the entire time. :\
It used to run for longer on a full charge, so I think I'm going to have to start using the "topping it off" method.
Last edited by Ryvyan; 01-08-2012 at 02:16 AM.