Exchange 2007 Rollup 8 for SP1

MS released Exchange 2007 Rollup 8 for SP1 last week. The KnowledgeBase http://support.microsoft.com/kb/968012 reports four calendar fixes:

• 959990 An error occurs when you try to update a recurring appointment by using an Outlook client that is connected to an Exchange 2007 server
• 966535 Duplicate messages are sent to an external recipient if the recipient is included in multiple distribution lists in an Exchange Server 2007 environment
• 967097 Users may receive duplicate calendar items for the updated instance on mobile devices
• 967109 delegate cannot accept a meeting request for an online meeting in an Exchange Server 2007 environment