Hi Stef -

> I was visiting mike last week and I really want to use the same  setup. 
> I took the mcconfiguration package and I'm trying to  understand it
> but time is flying. I think (in fact since ginsu and even before)  that 
> this is the way to go: decompose to control complexity.

Perhaps it's easier to look at how to use it rather than the code ;-) 
Check out the following link:

http://tweak.impara.de/ABOUT/FAQ/MCConfigurationUpdates/

Cheers,
   - Andreas