Originally Posted by delphidb96
I've noticed that the more often I use the Cybooks and the more often I cycle through the charger, the lower the 'freeze due to insufficient power' level drops. On this most recent unit, I'm hovering at about 30%, but it was 40% fresh out of the box early last month. However, my 'engineering sample' unit - before I broke it - was down to 10% power level before freezing.
I strongly suspect that what's actually happening is that the battery meter's calibration is becoming increasingly accurate the more charge cycles it goes through.