14. The memory device claim 13 , further comprising instructions that cause the one or more computers to perform operations comprising: receiving new content for the underserved topic; determining that the new content increases the topic corpus quality measure for the underserved topic; and compensating a provider of the new content based on the increase to the topic corpus quality measure.
14. The memory device claim 13 , further comprising instructions that cause the one or more computers to perform operations comprising: receiving new content for the underserved topic; determining that the new content increases the topic corpus quality measure for the underserved topic; and compensating a provider of the new content based on the increase to the topic corpus quality measure. 16. The memory device of claim 14 , further comprising instructions that cause the one or more computers to perform operations comprising determining a value of the compensation to the provider, the value of the compensation being determined based on a demand for the underserved topic and the topic corpus quality measure of the underserved topic.