Crockford thought that you could avoid version impedance mismatches by not versioning things. This doesn't work! https://www.computer.org/csdl/mags/co/2012/04/mco2012040006.html …pic.twitter.com/tShrqyoR3G
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BTW, many implementations disagree and do (1). Maybe that's wrong, but if so, the spec is very easy to interpret incorrectly.
The point of JSON is to map to the "native" types in each language. JSON's approach has drawbacks, but versioning is irrelevant.
If that's the point, the original spec is quite odd in specifying, multiple times, "very much like a C or Java". Why say that?
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