Re: Inverse Properties in Microdata:, was Re: schema.org update, v1.8: added WebSite type; broadened isPartOf to relate CreativeWorks

Markus:
> 
>> Hence the desire for a convention on
>> top of Microdata to match this (relatively niche and rarely used)
>> piece of syntax that RDFa and JSON-LD publishers already have.
> 
> This is exactly the thing I me that triggered my question. If it is really "relatively niche and rarely used", do we really want to complicate everyone's live by introducing a new feature to Microdata? Or would it be more sensible to require those "few" who need it to invest a little more effort?

The issue is: Without itemprop-reverse, there will be a strong demand to add more and more inverse variants of existing properties, which will increase the size of the vocabulary uneccessarily.

The original motivation of itemprop-reverse was that by adding such a feature to Microdata we solve the problem in one place instead of at the level of 200+ properties.

Also, as Dan has already said nicely: Moving to RDFa can be a real burden of there are tons of existing site templates in Microdata. There are switching costs from one standard to another. 

As a personal note, I think it is unfair to try to use ths proposal as a means for improving the fate of RDFa. The only valid criticism against the proposal I would accept are those from the formal mechanics of Microdata processing rules or from other aspects within Microdata. The market positions of competing syntaxes for structured data should not weigh in this decision.

Martin


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martin hepp
e-business & web science research group
universitaet der bundeswehr muenchen

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Received on Tuesday, 5 August 2014 13:06:33 UTC