Semantic Web Challenges
- heterogeneity
(PDAs, Visual Basic, Java, Microsoft .NET, Prolog,
advanced AI environments, ...)
- performance and scalability (DBMS+)
- naming
- need design patterns for assigning URIs to resources
- want "owners" of data to publish definitive URIs
- NYSE
and other exchanges for stocks
- IATA
for airport codes
- UN
or
ISO
for country codes
- ...
- business models
- agents don't read advertisements
- standards organizations traditionally generate revenue by
selling specs/data
- critical mass
- Metcalfe's Law: the power (value) of a network is proportional to the square of its users
