Microsoft has released Exchange 2010 to the public. There where several rumors which pointed to TechEd in Berlin and as you can see in the picture above, that the download has been published today. Now Exchange 2010 is made public everyone can download the trail of the final version from the Microsoft website.
Below the url where you can download the test version:
Exchange 2010 download open
Microsoft Announces Exchange Server 2010 Availability and Wave of Innovations at Tech•Ed Europe 2009 open