2009/7/9 <jidanni(a)jidanni.org>rg>:
Also it could be used to say "do I really need to
store this revision in
the 'page' or 'archive' tables, or can I just refer to an existing
identical revision".
Careful - think what happens when a single revision is deleted,
oversighted or suppressed.
(We will want to warn about all uses of that revision.)
- d.