Re: rev and the costs of inverses/aliases in SPARQL

On 2010-3-8 18:43 , Dan Connolly wrote:
> On Mon, 2010-03-08 at 17:41 +0100, Ivan Herman wrote:
> [...]
>> Which unnecessarily complicates the structure.
> 
> OK, those examples help.
> 
> This sort of generality is less helpful:
> 
>> There is another issue. There is already deployed RDFa out there. Quite
>> a lot, actually.
> 
> If you could give a few examples, that would make the case much
> more strongly.
> 
>>  As a consequence, there is a strong requirement of
>> backward compatibility in the RDFa WG charter. This also means that if
>> the @rev is removed from the core HTML5 document, RDFa will have it
>> alongside the RDFa specific attributes like @about or @resource...
> 
> My understanding is that there's just one design that
> W3C is working on for RDFa in text/html; it will either have @rev
> or it will not.
> 

The current setup is such that the RDFa+HTML5 document will be in
synchrony with RDFa1.1, and the latter has to keep backward compatibility...

Ivan

> 

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Ivan Herman, W3C Semantic Web Activity Lead
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