Microsoft announced the release of Update 2. It seems that Microsoft has finally admitted that there were few limitations in the product regarding 64bit clients and with update 2 they have tried to get them fixed. You may download the update 2 from http://www.microsoft.com/downloads/en/details.aspx?FamilyID=9dcccebc-accb-4229-901a-792cc66791de which also describes the changes in update 2.
