Awesome, got Windows 7 upgrade (Professional 64) working on my MacBook Pro and I've never owned a copy of Windows. What I did was use Windows 7 RC and followed these steps: http://www.sevenforums.com/tutorials/30470-make-bootable-iso-student-d-l.html to burn an iso bootable disc. Then I installed Windows 7 with Bootcamp, and used these steps to activate: http://community.winsupersite.com/b...-windows-7-with-upgrade-media-the-answer.aspx