Re: registering formats in the web [uriMediaType-9] [Fwd: Request for MIME media type Application/Personal Tree - prs.]

Mark Baker wrote
> Are you perhaps thinking that the URI in the parameter could be used
> to dispatch applications?  If so, I don't think that's workable as
> virtually all (AFAICT) software that dispatches off media types, does
> it off the media type name independent of the value of any parameters.
>   
can you be more precise here ?
Does this mean that some intermediates loose the parameters ?
Or does this mean that applications don't use ?
In the latter case, it's just a matter, for the applications, to use it. 
Or ?

paul