Fragmentation Types
- Different types of divergence have different impacts
- dropping provisions -- changes conformance profile
- changing meaning of provisions -- causes problems with
implementation support
- combining provisions -- frequently changes meanings
- splitting provisions -- sometimes changes meanings; sometimes no
problem
- adding provisions -- may not affect conformance profile, but may go
unsupported
- Interim hybrid versions (compilations of provisions from different
guidelines)
- Supersets (WCAG 1.0 plus internationalization, device independence,
usability, etc)
- not a fragmentation concern