Re: [RFC] Optional header negotitation

On Monday 20 August 2007, Robert Brewer wrote:
> I am sorry I misinterpreted that bit. However, I don't
> think that changes my central reservation: that HTTP
> already allows enough ways to ask for extended headers
> that there's no need to canonicalize one of those ways.
> Every previous HTTP app which has needed additional
> headers seems to have done just fine without a formal
> "Header-Request" response header. So I'd find an extra
> RFC on the matter just as spurious, serving only to
> complicate web app framework and user agent code
> unnecessarily.

  Can you please provide me with additional information about how apps are 
doing this? As far as I see it, javascript is not an option and I'm not aware 
of another method...