[Zope-dev] Subclassing an Interface Doesn't Work?

Chris Withers wrote:

This is all interesting discussion, but I'd *really* like to know why subclassing an interface when the C-based implentation is in use doesn't work.

Does *anyone* actually know the answer to this? (rather than avoiding it by trying to make the problem something else ;-) )

This is a completely different question, so I've changed the subject line for you. Shane