Search Engine Watch reports that the major search engines have unveiled a new indexing command for web authors.
The new attribute is called "nofollow" with rel="nofollow" being the format inserted within an anchor tag. When added to any link, it will serve as a flag that the link has not been explicitly approved by the site owner.
Why would you want to use the attribute? Blog publishers, forum operators, sites with guest books and others who allow anyone to contribute in some way to their web sites have suffered when people have used these systems to spam them with links.
The full article is available here.