ConfigMgr 2007 SP1 slowing down your task sequence executions?

If you've noticed a 90-second delay added between each package installed by a task sequence (whether from individual "Install Software" steps installing single packages or from a single "Install Software" step processing a variable list) since installing SP1 or certain pre-SP1 hotfixes, you'll be interested in the fix documented at  (Be sure to click on the "View and request hotfix downloads" link at the top of the page.  That way you don't have to call Microsoft Support to get the fix.)