Bliss provides a preliminary list of properties to support this functionality. This is of definite interest to anyone investigating content syndication and related issues with device and presentation . As the WAP experience is showing, the 'brew once, pour anywhere' approach can result in miserable usability . Sophisticated approaches like these point a way forward. Now this will definitely upset some people.
M r is an Icelandic designer and usability advocate.
In this article, though, he argues the importance of default link colours in web design . We have to find a stick to poke at it to see if it is really alive. He argues that it is the designer's job to highlight not hide the interactive elements on the page and that treating links as purely decorative elements is in conflict with this. He uses a very interesting table to show the different techniques that a designer can use to hint at interactivity and concludes that colour and geometric appearance are the most effective ways to communicate interactivity. He does allow for non-blue links with the caveat that the colour needs to remain consistent throughout the site.