Hi Eli,

If you were suggesting that we implement reading JSON objects as part
> of Emacs, then yes, this won't need to encode/decode anything.  I'm
> not sure the result will be as fast as read-from-string, since we are
> talking about a different syntax.  Also, I'm not sure how hard would
> that be nor how much maintenance will it require (does the JSON spec
> change frequently?).  But if someone knows the answers, perhaps it's
> an alternative worth considering.
>

JSON spec is stable. FYI json.el parser is 568 loc. Both formats have a
similar complexity with json being a bit simpler(fewer data structures).

Thanks,
Ivan