TechReviewSource posted a review on the Microsoft Office 2010 Consumer Technical Preview
A quote from the article:
>> Microsoft Office 2010 Consumer Technical Preview (CTP) Review
Microsoft recently announced the consumer technical preview (CTP) of Microsoft Office 2010, which was shown to attendees of Microsoft's TechNet conference. TechReviewSource.com has reviewed the CTP before its scheduled release date (July 2009) and check it out. Microsoft has changed around a few things, especially when it comes to the "ribbon" menu integration across all programs in the suite and a few other features with regards to productivity.
>> Microsoft Office 2010 Consumer Technical Preview (CTP) Review