New enterprise search roadmap with FAST

FAST Search for SharePoint, a new search server that will add the high-end search capabilities of FAST ESP into Microsoft Office SharePoint Portal Server, will be available as a part of the next release of the Microsoft Office system. For customers who are interested in the product, Microsoft also announced ESP for SharePoint, a special offering that allows customers to purchase high-end search capabilities today, with a defined licensing path to FAST Search for SharePoint when it becomes available.

Read more at the source.
And some more info at The.Register