SSIS 2012 Multi-column hash key transformation

Have you ever needed to do data comparisons over many columns and desire to use a hash key algorithm?  And needed to do it in SSIS?

I invite you to look at the information at CodePlex:

http://ssismhash.codeplex.com/documentation?referringTitle=Home


This is unbelievable stuff and it should be noted they're the authors of said code and documents.  Just thought it was great enough to share.