Re: ISSUE-55: Re-enable @profile in HTML5 (draft 1)

Maciej Stachowiak wrote:
> ...
>> We're back at the Distributed Extensibility discussion.
> 
> In any case, document-scope versioning is not a substitute for 
> distributed extensibility. If two extensions to HTML use conflicting 
> syntax, then a document-scope version (or feature use) declaration will 
> not enable you to use both in the same document. This is true even if 
> the extensions are different incompatible versions of the same extension.
> ...

That's true no matter what versioning/feature declaration mechanisms exist.

But the existence of these mechanisms at least allows to use 
incompatible extensions in *different* documents.

BR, Julian