On Jun 2, 1:00 pm, Robert Klemme <shortcut... / googlemail.com> wrote: > > 3) EXTERNAL BASE > > > In this case the organizing module contains a plurality of > > subclasses. The base class is external to this module. > > > class Foo > > end > > > module Foos > > > class Bar < Foo > > end > > > end > > I haven't seen this one and would not do it because it does not ensure > proper use of namespaces. Sorry for the delayed response on this. So very busy. Could you explain further what you mean by "does not ensure proper use". Thanks, T.