The latest service pack for ArcGIS 10.0 is scheduled to be released in October, 2011, and includes many fixes for targeted issues.
If you have any feedback or questions regarding these fixes, please post in the ArcGIS Resource Center Forums. Esri will be monitoring these forums and respond to your feedback.
If you have additional enhancements or ideas that you would like to see included in future service packs or releases, please post them on the ArcGIS Ideas site.
ArcGIS 10.0 SP3 Announcement
