A reformulation of HTML 4.01 as an XML Application.
Reasons for the development:
- Improve markup quality (important for, eg, intelligent search, metadata, etc!)
- New kinds of browsers: Digital TVs, handhelds, phones and cars
- Pressure to subset HTML for simple clients
- Pressure to extend HTML for richer clients
- Call for improvements to HTML Forms
- Combining HTML with other XML-based tag sets: Vector Graphics, Multimedia,
E-commerce, Math, Metadata, ...
