http://blogs.technet.com/b/chitpro-en/archive/2009/04/14/windows-and-16-bit-applications.aspxThere are still some older applications, and some application installers that are 16 bit. Some customers have only noticed it now that those applications don’t work when running on 64 bit Operating Systems. The support of 16 bit on 64 bit platformsen-USTelligent Evolution Platform Developer Build (Build: 5.6.50428.7875)