http://www.heise.de/newsticker/meldung/67265 describes what looks like a nice opportunity for wine to prove itself. German employers are required to send insurance information online. There are two allowed methods: either a web page (which apparantly sucks), or a windows app called sv.net classic, available as a free download at http://www.itsg.de/svnet/
I tried installing it, but I didn't get past square one because the mdac installer is more busted than it used to be, at least on my machine. - Dan
-- Wine for Windows ISVs: http://kegel.com/wine/isv