Ramblings from another nerd on the grid
The Microsoft Application Compatibility Toolkit (ACT) 5.5 helps customers understand their application compatibility situation by identifying which applications are compatible with the Windows 7 RC and Windows Vista® operating system and which require further testing. ACT helps customers lower their costs for application compatibility testing, prioritize their applications, and deploy Windows more quickly. You can use the ACT features to:
Go get it @ http://www.microsoft.com/downloads/details.aspx?FamilyID=24DA89E9-B581-47B0-B45E-492DD6DA2971&displaylang=en.