[egriffin]

Originally Posted by mjhuffer

Not Quite sure...I think it has to do with the fact that Li-on batteries will deplete if you don't let them run all the way down so its supposed to help your battery run out before you charge it over night.
Here is the Link
http://forum.xda-developers.com/showthread.php?t=516458

Actually, Li-on batts. have no memory as far as charging is concerned and don't need to be fully discharged before recharging. Some of the older phone batteries before Li-on could certainly benefit from a full discharge.