Here are some other little niceties I have found after upgrading to VMware's ESX 3.5 Update 2.
More little hardware facts : Service Tags are displayed in the VC for Dell Servers (No more crawling behind the racks when calling tech support)
New Update Manager Configuration screens:
Previously, you had to search around to find the screens to edit various settings for Update Manager. Now it is all under the Update Manager button.
Detailed descriptions of patches for Update Manager
These were just some of the little things I have noticed after updating to Update 2.