[Zope] CopySupport methods permissions - do they make sense?

[Dave Parker]

Loren Stafford wrote:
> > As a completely seperate aside, it'd be nice if, when access fails due
> > to permissions, Zope would report on just what sort of permission would
> > be required in order to accomplish the operation in question.
> 
> That would be like telling a burglar which tumblers his makeshift key failed
> to position correctly. It gives clues as to how to defeat the security
> mechanism.

I guess that's probably true, but but then the functionality could be
optional a la BOBO_DEBUG_MODE.