Core Licensing Suite: Creator/Licensor chooses license options NonCommercial No Derivatives ShareAlike Every Creative Commons licenses allows the world to copy and distribute a work provided that the licensee credits the creator/licensor In addition creator/licensor may apply the following conditions:
Rights Description Use Cases Discovery Expression Commerce Management(1)
Rights Description vs. Rights Management(2) Copy/Use promotion vs. Copy/Use protection Encourage fans vs. Discourage casual pirates Resource management vs. Customer management Web content model vs. 20 th century content model Not mutually exclusive in theory.
Why Semantic Web? Small organization, no central registration for every license Decentralization: Let a thousand search engines bloom; web as API Existing RDF tools could take advantage of CC RDF
Derivatives search RDF/XML snippet: <dc:source rdf:resource=”http://ccmixter.org/media/files/victor/3385”/> Query like Yahoo! link: search or Technorati Cosmos search source:http://ccmixter.org/media/files/victor/3385 “ Who sampled this” as the new “who linked to this”
Content commerce search Transaction costs should be low even if rights are reserved Commercial terms and other commerce described by metadata associated with a work Find me work I can use at a price I can pay for usage rights warranty/paper trail (even if rights not reserved) Reintermediate consumer and creator
“ Live” web search (feeds) Feeds are explicitly metadata-rich (unlike typical web page) Existing blog search ignores metadata Web search will become more like blog search, vice versa?
“ Management” (desktop, workgroup) Desktop search (OS-level) Content creation and media player integration XMP Semantic Wikis