Here's a super-quick "bug" fix for someone with a Zope development tree. I'm currently trying to decide how one might turn a directive.
Zope/skel/etc/zope.conf
< # If this directive is turned, Zope performs 'product installation'
> # If this directive is turned on, Zope performs 'product installation'
--jcc
--
"My point and period will be throughly wrought,
Or well or ill, as this day's battle's fought."