The CTP of SP1 for SQL2005 is now out:
There’s also an updated version of BOL. No idea what fixes exactly have been included though because the link to the KB article in the readme file is dead! However, for Analysis Services, I’ve heard about one potentially interesting change with solve order – see the following thread on MSDN forums for the full story:
I wonder if the ability to cache the results of MDX Script calculations is also going to be there?
UPDATE: The KB article is now up and there are lots of AS fixes in there. Here’s the link: