I was just reading the article here, some very exciting ideas (and from there links to mailing lists, etc.).
The project's not yet implemented, but looks like it might be.
It seems very interesting in light of some debates I came across here, basically on how to make use of what Debian offers at this point (unstable, testing...) and make it into a kind of a rolling Crunchbang, if and when this version of Crunchbang becomes officially stable and gets permanently linked to a stable Squeeze.
I think this would beat simply changing the sources list... but I wonder if the developer even favors rolling releases. Then again, from that point on (being given a Debian rolling, and CB to mix), I don't think it would be rocket science to configure our own 