It looks like Microsoft Office 2007 will be delayed due to performance
issues. It was supposed to release in conjunction with Vista (consumer
version), but that's apparently not going to happen now.
Office 2007 Delayed Again (InternetNews.com)
I don't see anything on the Microsoft's PressPass portion of their web
site, but I'm sure something will be posted there soon. This
announcement is interesting given the very positive PressPass story
from just a few days ago: