The best time to register for DrupalCon Dublin is now. Earlybird discounts end July 29.
As an option, default off, add the ability to suffix each Site Map link with the date of the last update.
This should be more possible now due to some code I added to allow new fields to be sent to the template via an options array. Originally why I started looking at Site_Map.
Drupal is a registered trademark of Dries Buytaert.