> On Jul 26, 2016, at 11:11, David Benjamin <david...@chromium.org> wrote:
> 
> 1) “Updates: 5246 (if approved)” because typically extension documents don’t 
> “update” the base specification.  If you are suggesting that all 
> implementations must support these values then an updates header makes sense. 
>  Note I’m sure somewhere along the way an extension that isn’t expected to be 
> supported by all implementation has an updates header but what I described is 
> how we’re doing it now.
> 
> I wasn't sure and mimicked RFC 7507 and RFC 7685 which both did this.
> 
> I expect that all servers will "support" this specification in so far as it 
> says nothing useful for servers. TLS servers are supposed to ignore unknown 
> values. I would certainly like for as many clients to do it as possible so 
> the ecosystem effects work out, but I certainly don't intend for it to be any 
> kind of requirement. (I suppose the text says MAY so existing clients also 
> "support" it by default.)
> 
> Is it better to remove that line in this case? Happy to do whatever works.

I’d probably lean towards removing it.

spt
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