sitemaps

My apologies in advance if this has been answered somewhere already.

I did a few searches and found a couple of threads that might be related.

Unique sitemap.xml files for Drupal Multi-site setup
http://hellodrupal.org/content/unique-sitemapxml-files-drupal-multi-site...

Multi-Site installation serves wrong sitemap
http://drupal.org/node/465270

The other day mig5 mentioned that the DocumentRoot is the Platform directory. If I have a couple of Sites under a single Platform, and the sitemap.xml needs to be in the site root...this is where things get a little murky.

See here:
http://digg.com/tech_news/Google_Yahoo_and_Microsoft_rally_behind_sitema...

There is now a very compelling reason to polish (and use) the sitemaps module that we had developed in 2005 as a Summer of Code project.