...Strangely enough, years ago, an individual on the Daz forums (DavidGB) had created such files for V4/M4 and was linking the files there. Not sure if there was any controversy over such...

They are here.  I don't recall any controversy; I found the links on the DAZ Forum..... http://www.acol56.ukgateway.net/V4BLANK.zip
http://www.acol56.ukgateway.net/M4BLANK.zip

As far as alternate rigs, if you have Poser Pro (any year) it includes redistributable figures you could nick the rig from...

EDIT they are in the Figure Library under, strangely enough, Poser Pro.  There is a male and female...

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