Battery drain after update to 4.04

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http://androidforums.com – After updating my LG Thrive to 4.04 from 2.35 I have seen horrible battery life. Although I had already done a factory reset I decided to try removing the battery to see if that would help. I waited until the phone was fully charged and then unplugged it, shut down the phone, removed the battery, waited 15-20 seconds, reinserted the battery, powered up the phone and immediately went into the battery usage part to check all stats had been reset for later use. In that time (approx. 2 min) the battery had gone from 100% to 95%. I left the phone untouched for 1 hour and powered it on briefly t (General)