The "Updated" version of AutoCAD 2009 (post-service packs) offers several tools that remain standard in modern versions:
These updates can often be found through the CAD Forum download page or by checking the Autodesk Support archive . New Features Introduced in the 2009 Update autocad2009 updated
The most comprehensive patch, Update 3 includes all previous fixes and significantly improves 2D display performance and 3D tool reliability. The "Updated" version of AutoCAD 2009 (post-service packs)
A task-oriented interface that replaced the classic dashboard, grouping tools into logical tabs. grouping tools into logical tabs.