Last modified: 2010-01-20 09:36:38 UTC
I was told in the e-mail I got via-via that I had to make a ticket here so it could be marked as complete.
Well, hereby I say that the IDs are implemented on the Dutch Wikipedia as wishes.
You may see the result here: http://nl.wikipedia.org/wiki/Hoofdpagina
Added support a while ago. nl.m.wikipedia.org is using these now.