Hi Jim 

[...]
> 
> Roger Ineichen wrote:
> ...
> > And please stop telling that there will be a migration path
> > for somthing.
> 
> Please stop saying that there won't be.
> 
>  > I guess there will never be such a path.
> 
> I guess differently.

Ok, accepted
>From now on I say, ask Jim ;-)

>  > Perhaps
> > custom products can be rewriten based on Zope3 libraries, but a real
> > migration path like known from other software will never be 
> supported.
> > Normaly Zope2 based projects are to highly customized and this will 
> > make it impossible for a clear migration path. Perhaps this will be 
> > different for standard use of a Plone or Silva. Butdo you 
> really know
> > somebody where is using Plone or Silva out of the box?
> 
> I'm convinced that there will be a migration path.  I don't know if it
> will be painless or automatic.
>
> It may take the form of Zope 2's lower-level infrastructure 
> being replaced
> by Zope 3's.  I think this is entirely possible and would constitute a
> real migration to Zope 3.  It's very possible that there will be a
> Zope 2 in the future that supports Zope 2 paradigms and Zope 3
> paradigms simultaneously.  This would look very different from many
> "pure" Zope 3 applications, but perhaps no more different than a
> number of sucessful Zope 3 applications such as Schooltool 
> and applications
> being built by Canonical.

Yes, I know that this is possible. But are you really proposing
to start a project like this? Or do you mean Five is going or 
should go in this direction?

Regards
Roger Ineichen

> Jim
> 
> -- 
> Jim Fulton           mailto:[EMAIL PROTECTED]       Python Powered!
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