guys, Vista SP1 is ready to Download at MSDN Subscribers
and the a few hours later
also check out Vista Blog post
http://windowsvistablog.com/blogs/windowsvista/archive/2008/02/04/announcing-the-rtm-of-windows-vista-sp1.aspx
and some other
http://www.microsoft-watch.com/content/vista/whats_good_about_vista_sp1.html
For those of you who want to upgrade the RTM Vista to SP1, make sure you have 7GB space available at your master volume disk.