Goals for Semantic Web
  - Scientific data: 
    
      - Integration across fields
- Pointers to experimental conditions, sources, algorithms
 
- Electronic Commerce: 
    
      - Well-defined meaning for documents
- Catalogs, prices, rates, specifications as data
 
- Personal Information Management: Calendar, Photos, Money, etc
- Common platform for database, inference, etc etc
- Index rules & ontologies if not data: new algorithms
- New challenges on top of Semantic Web - AI