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   Re: [xml-dev] A Systematic Approach to using Simple XML Vocabularies to

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Frank Manola wrote:

> Bullard, Claude L (Len) wrote:
>> And RDF reinvents how many existing and perfectly serviceable 
>> languages?  How much technology did XML reinvent?
>> Let Roger noodle.  People and communities learn from that.
>> The questions are more important than this year's answers.
>> len
> I've no built-in objection to reinvention (or to noodling either :-) 
> ), but (to repeat somewhat) I think the reinvention (if that's what it 
> is) would be more productive if (a) it were clearer whether what 
> needed inventing was model or syntax (or a combination), and (b) it 
> could build more on prior work (again, either on models, e.g. ER 
> models, or on syntax).  One reason to point to prior work is to focus 
> attention on what is *unsatisfactory* about that work, and hence on 
> where the bulk of the new work needs to be done.  People learn from 
> that too (it's the way science is supposed to work, after all;  and 
> engineering too).

and, as i have already alluded to, it's often very difficult to capture 
the subtleties of the established technology in the new. some of the new 
work can also be unsatisfactory and needs to evaluated against the old.

> --Frank
> PS:  Specifically regarding RDF, it reinvents and/or borrows from 
> quite a few languages/approaches (and the specs cite many of them);  
> starting off with logic, which is thousands of years old (depending on 
> who you listen to)
>> From: Frank Manola [mailto:fmanola@acm.org]
>> Roger--
>> To echo a previous comment, it seems to me you're largely (if not 
>> entirely:  I haven't been following this that closely) reinventing 
>> RDF, with somewhat different syntax.  It might help to clarify things 
>> to look at whether RDF's *model* (basically, things having identity, 
>> plus properties describing those things) does what you want, and it's 
>> the RDF *syntax* that's the problem, or whether there is something 
>> more fundamental going on.
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fn:Rick  Marshall
tel;cell:+61 411 287 530


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