It was mentioned on the Mint Debian 201109 thread the nightly builds could be installed, sources.list entires available. Since I use Virtualbox I gave it a try withDebian Sueeze/
Smooth install, to early to tell much but one item that stands out, I can know drag & drop/move/remove(uncheck)the column headers in kmail. Know thats the kind of change I can live with. Interface looks identical, I use KDE classic.
missing package: desktop-base-trinity.