bug#31138: Native json slower than json.el

[Eli Zaretskii]

> From: Andy Moreton <andrewjmoreton@gmail.com>
> Date: Tue, 23 Apr 2019 15:50:57 +0100
> 
> > What applications do we have where en/decoding strings has critical
> > effect on performance?
> 
> One possible candidate is the LSP packages from ELPA/MELPA (eglot,
> lsp-mode, etc) which use JSON-RPC to communicate with the external
> language servers. Their interactive performance may be sensitive to JSON
> overheads.
> 
> I don't yet use these tools, so perhaps someone who does can indicate if
> faster JSON handling is important for these tools.

JSON performance already got sped up: that's what this bug report and
the associated commits were all about.  I was asking which other
applications that do NOT use JSON might have string conversion a
bottleneck.

Or did I misunderstand what you were saying?