It looks like this article from The Verge is more of a ‘must comment’ than a ‘must read’ but I encourage you to do both. Fellow tech blogger Joanna Stern has published a review of the MacBook Air running Windows.
If any of you are still here after seeing the link, go back and read some of the comments. There’s a huge, and sometimes over-excited, comments section. One thing is for sure, the Ultrabook sector is clearly a HOT topic.