I think a lot of people just want to see the battery not drain so much when they aren't doing very much on the phone. Most people understand that battery life has to take a hit when in use. The ROM can definitely be configured better out of the box in a battery-friendly way.
Even a parked and idle Lamborghini shouldn't empty the tank that quickly.
The good thing about science is that it's true whether or not you believe in it. -Neil deGrasse Tyson
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