| http://www.w3.org/ns/prov#value | - For example, an advertising server 212 operated by a company such as Google or Yahoo may receive payment in exchange for anonymized data from an eye movement or pupil movement test module 158 operative with respect to a user's interaction with one or more elements of an entity's website, one or more elements in a virtual world, and/or one more elements in an computerized game world.
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