He says:

"Government websites in the United Kingdom are legally bound to offer an A to Z index..."

This might seem a bit extravagant for small to medium sized sites, but if you are operating a large content site, it could be something you would consider. He makes it easy for you too. You can download a zippered file that contains all of the files — including examples, the CSS and Javascript.

Even if you don't plan on building a content site right now, it still might be a resource you can use later. The way search engines seem to be going crazy about indexing every article posted to a blog; I used to believe that whoever has the most toys when he/she dies... wins! That was yesterday's thinking. Replace the same phrase with the word articles for a more current version of the same old saying.

Jeff Alderson and Rod Beckwith say:

Have you ever wished you could simply snap your fingers and content that's specific to YOUR website subject matter magically appears?

They have created software that will allow you to easily add specific keyword content to your site in a matter of minutes. I wouldn't be surprised to find a lot of people offering content generators in the months to come. If that's the way Google and the other major search engines want it... I don't see what else we can do but give it to them.

At least you will have a way to dynamically organize multiple articles and categories in and easy to find index that will do double-duty as a sitemap.