SP1 might only be three characters, but it's make or break time for Microsoft. The corporation clearly remains hopeful that the Vista stragglers will want to make the transition once it has ironed out all the creases in an operating system riddled with tiny bugs.
Microsoft is making the Release Candidate (RC) of Service Pack 1 - the post-beta, pre-release version - available next week to the public via Microsoft's Download Center.
If you're lucky enough to have an account, you can get it today via Microsoft Connect or tomorrow via TechNet and MSDN. According to Microsoft blogger Nick White, the release indicates "that the code has attained a significant level of performance and stability".