As mentioned earlier MS has decided to make this product free for the community!

Here is the link to Download it http://www.microsoft.com/downloads/details.aspx?displaylang=en&FamilyID=baa3ad86-bfc1-4bd4-9812-d9e710d44f42

Here is the general SharePoint Designer Link http://office.microsoft.com/en-us/sharepointdesigner/FX100487631033.aspx

Those that purchased SPD using Software Assurance get a free upgrade to Expressions Web... Nice!

Jim