Ok its 10:30am here in wack jersey gonna do a test on my thunderbolt my battery power is currently at 81% ima go the rest of the day till about 7pm doing all the regular stuff i do on the phone on a daily basics but the only diffrence is dat i will not use any type of task killer to kill anything at all till after 7pm to c how long the battery last i went to a verizon store just a few minutes ago and they have confermid to me that the task killer dose drain ur battery fast so lets see how long the phone gos with out me using it i will report back by 7pm on the results i also did everything i could think of to save power brightness at 25% stop syncs on alot of apps except facebook and mail and weather but i cant seem to shut of the back up assit dose anyone know how to do this?