http://blogs.technet.com/server_core/archive/2009/05/05/wow64-support-on-server-core-in-windows-server-2008-r2.aspxThose of you that installed the beta build may have noticed that we made WoW64 an optional feature in Server Core for R2. In the beta it was not installed by default, which caused its share of headaches due to many installers still being 32bit or usingenCommunityServer 2.1 SP1 (Build: 61025.2)http://blogs.technet.com/server_core/archive/2009/05/05/wow64-support-on-server-core-in-windows-server-2008-r2.aspx#3236316Wed, 06 May 2009 17:31:35 GMTd5e57398-b9ef-4490-9955-07cbb4e4a80d:3236316csaborio<p>Very wise decision.</p> <p>I think otherwise people would try to install 32-bit apps only to see them fail and would attribute the problem to being on server core instead of realizing the the 32-bit subsystem is not installed.</p>