<http://www.w3.org/TR/2005/WD-WICD-20051219/#hyperlinking> seems to
suggest that "any other supported format" should support linking. Would
this exclude Opera (and others) in some way of supporting various graphic
formats? Please clarify this statement made in both the first and second
The section also talks about more than just hyperlinking it seems. Please
clarify this section so that it is clear what it is about.