| http://www.w3.org/ns/prov#value | - ISO, for example, is a fundamental concept, but it is completely baffling. i know what the effects of changing your ISO are, but there is no way to actually explain how it works without goofy metaphors.Now you got me curious to know how digital ISO is explained, as its a pretty simple concept when discussing film - it is how fast the film reacts to light.
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