I just posted the matrix that I started working on long ago(in 06
 actually). I never did anything with it as I was not certain of the
 value without oversight. But now with google apps, if anyone would
 like to help fill it in, and have collaborator access for editing
 please let me know.

 http://spreadsheets.google.com/pub?key=pTRYtmiQuaK3fqBbHuKk1OQ

 Thanks,

 Jim Akiba