Just kidding... I can't tell about Yukon Full-Text Search just yet ... ;-)
If you're interested in learning more about Full-Text Search in SQL Server 2000, though, I thought I would share a couple of my favorite links (well, favorite because I wrote one of them):
There are a lot of great uses out there for Full-Text Search -- I'm always interested in hearing how you are working with Full-Text in your applications, and hope the articles above are of use to you.
Enjoy,
--andrew