[ubuntu] Screen brightness resets to max when starting Firefox (also on reboot)

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http://ubuntuforums.org – What I'm using: Ubuntu 12.04 Sony Vaio PCG 61112L (about 2 year old laptop) nvidia graphics Problem: My screen brightness resets to max brightness when: start Firefox in Google Chrome when I watch a video Computer reboots or awakes from sleep (open the lid) My problem is that with the recent Firefox update, everytime I start firefox my screen brightness resets to maxium. I have always had the problem of the brightness resetting to max on reboot, but I thought this problem was not a big deal because it doesn't interrupt my workflow. However the brightness resetting to max when opening Fir (Hardware)