If you plan on downloading a copy of the Windows 7 beta on January 9, be aware of the limitations on the download. The new operating system will be available for a limited time that day, but the time has not, yet, been announced. And it will be available to only the first 2.5 million people who download the software.
For more information on this download, read How to Get Your Windows 7 Beta 1 on Friday from Wired.com.
Visit the on Microsoft's website for the download link.