| http://www.w3.org/ns/prov#value | - comment. [0031] Preferably all or part of the gratuity, donation, tip or other form of payment is used to compensate one or more information providers. [0032] Preferably the method includes the step of recording the feedback received from the user for the purpose of compiling a user history of transactions for the system to thereby update the value ranking for the user. [0033] Preferably the user
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