http://blogs.technet.com/dhitchen/archive/2007/09/12/softgrid-msi-utility-how-does-this-effect-virtual-application-licensing.aspxThe new MSI Utility has been announced (formally WiAVE); check out the product teams' blog here and for more information on client side application licensing see my blog entry here . Using the MSI Utility we are now pre-caching the virtual applicationen-USCommunityServer 2.1 SP1 (Build: 61025.2)