Oh I don't know, I enjoy tracking down obscure bugs from badly formatted data sent by a client system using a JSON API that I changed 6 months ago. </sarcasm>

Oh I don't know, I enjoy tracking down obscure bugs from badly formatted data sent by a client system using a JSON API that I changed 6 months ago. </sarcasm> I wholeheartedly agree; introducing schemas is obviously a benefit to JSON. Schemas make things more predictable and plus, nobody's forcing you to use one.