Do we need a TODO? (was Re: Concurrently updating an updatable view)

Florian G. Pflug wrote:
> 
> Is there consensus what the correct behaviour should be for
> self-referential updates in read-committed mode? Does the SQL Spec
> have anything to say about this?

This seems to have gone all quiet. Do we need a TODO to keep a note of 
it? Just "correct behaviour for self-referential updates"

Hiroshi originally noted the problem in one of his views here:
http://archives.postgresql.org/pgsql-hackers/2007-05/msg00507.php

--   Richard Huxton  Archonet Ltd