And it's nice.
Check out the list of tags being displayed on most of the newer Weblists. Click on a tag and it shows you other Weblists tagged with the same word.
Also, it shows you people who are tagged with the same word.
Here's an example:
Click on the tag Art, and see what you find.
To ensure that your Weblists get maximum exposure, it's probably a good idea to go back and tag your older ones so they start showing up on these tag pages.