| http://www.w3.org/ns/prov#value | - Income TaxesAs of March 31, 2013, there have been no material changes to RealNetworks??? uncertain tax positions disclosures as provided in Note 14 of the 10-K. We do not anticipate that our total unrecognized tax benefits will significantly change within the next twelve months.We file numerous consolidated and separate income tax returns in the U.S including federal, state and local, as well as f
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