Philippe AMELINE wrote:
>
> > In the case of medical information systems, it can be further argued that
> all data are read-only!
> > Systems that keep a trail of all changes to the records (capable of
> reproducing each successive
> > version of the information) is essentially read-only.
> > In that case, a digital notary can be universally applicable.
>
> Once more, it's not so easy ;-)
>
> To take Odyssee as an example :
>
> - most documents are stored as a tree of structured datas
> - they can dinamically be *translated* in natural langage (and published as
> HTML pages with the tree hidden in it)
>
> When you modifie the document, the system records all modifications to the
> tree nodes (delete, new, change position) done in the session (a session is
> who and when (log in and log out))
>
> It is thus possible to rebuild the specific tree at anytime (and translate
> it) ; but it is not a read-only process.
>
Then that is a design issue with Odyssee, not a problem with the
concept of the digital notary. At least in the US it would be a
medicolegal mistake to have such a technically efficient, dynamic
system.
--
Tim Cook, President - FreePM,Inc.
http://www.FreePM.com Office: (901) 884-4126
ONLINE DEMO: http://www.freepm.org:8080/FreePM
