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Comment Re:I am confused... (Score 2, Insightful) 315

illumination effectiveness falls off with the square of the distance from the source. any illumination that comes from a street lamp that comes from an angle much more than 45 degrees from directly down is pretty useless. all it does is act as a beacon to blind folks unfortunate enough to view it. lights are often visible from a half mile away which is completely absurd. of course in addition to light pollution and reducing night vision ability it also pisses away power. gb

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