| http://www.w3.org/ns/prov#value | - If the consumer is a human or a human business, then quality starts well before product development, and will be measured in the pirate metrics (AAARR), and can be measured by a series of experiments on the working system, such as registering uses of features, customer ratings, monitoring social networks, usability studies, alpha test cycles, A/B testing of features, etc.
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