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[JMAP] Re: Email Delivery Push Notifications — extend to SSE and/or WebSockets?

arnt@gulbrandsen.priv.no Fri, 14 August 2026 17:13 UTC

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From: arnt@gulbrandsen.priv.no
To: jmap@ietf.org, Neil Jenkins <neilj=40fastmailteam.com@dmarc.ietf.org>
Date: Fri, 14 Aug 2026 19:13:40 +0200
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Subject: [JMAP] Re: Email Delivery Push Notifications — extend to SSE and/or WebSockets?
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No feature is so stupid that it cannot be justified using 
symmetry, performance and security.

Arnt

On 2026-08-14 Neil Jenkins wrote:

> On Fri, 14 Aug 2026, at 08:20, arnt@gulbrandsen.priv.no 
> <mailto:arnt@gulbrandsen.priv.no> wrote:

> > What arguments do they put forward?

> “JMAP is a performance focused protocol, requiring an extra 
> roundtrip before showing notifications is disappointing.”

> (Is the entirety of the argument.) I am not convinced it's worth 
> adding, but I have said they should join the list if they want 
> to argue for it.

> Cheers,

> Neil.

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