Here's the official blurb...
"We have managed to complete the engineering work slightly earlier than we anticipated and are making the download available from OfficeOnline.
What can you expect in Service Pack 1?
SP1 focuses on the issues that matter most to our customers based on direct customer feedback and error reporting tools. You can expect:
- Stability. Using data from the Dr. Watson bug-reporting system, we've fixed the top software issues for each application in the 2007 Office system. The 2007 Office system SP1 also improves the stability of server components in the 2007 Office system and delivers compatibility with Windows Server® 2008, so you can confidently plan for future upgrades.
- Performance. The 2007 Office system SP1 improves performance in applications and servers. Performance improvements can be found in Microsoft Office Excel® 2007, Microsoft Office Outlook® 2007, Microsoft Office PowerPoint® 2007, and Microsoft Office SharePoint® Server 2007.
- Security. By incorporating incremental advances in security and results from application testing, the 2007 Office system SP1 offers home and office users better protection against malicious software and potential threats to privacy.
For a full list of improvements in SP1, download the Service Pack 1 whitepaper.
What does SP1 mean for you?
Service Pack 1 eliminates distractions and performance issues that disrupt workflow, allowing employees to be more productive in the work that they do. SP1 is also an important milestone for deploying the 2007 Office system, making it easy to deploy the most secure and reliable version of Office to date.
How do you get it?
Initially, SP1 will be available as a free download from OfficeOnline. SP1 will be made available via Automatic Update in the next 3-6 months, and we'll issue 30 day advance notice prior to delivering SP1 via automatic update."