Paul Thurrott's SuperSite for Windows published a review on Microsoft Office 2007 Beta 2

Way back in 1994 or so, while downloading floppy disk images for an early version of the Slackware Linux distribution at Scottsdale Community College near Phoenix, Arizona, I asked a friend--now a Microsoft employee, incidentally--how the software giant could possibly respond to the open source phenomena. After all, I figured, it was only a matter of time before someone cloned the 10 percent of Microsoft Office that people actually use and offer it for free, perhaps on top of the free Linux operating system. How could Microsoft possibly compete with that?

Microsoft Office 2007 Beta 2 Review