This adds too little and too late (not that much should be added to JSON). And parsing some of these features would be a headache and a possible source of bugs

This adds too little and too late (not that much should be added to JSON). And parsing some of these features would be a headache and a possible source of bugs (I maintain a JSON parser in C[0]). Keeping it simple is much more important than adding new features. [0] https://github.com/kgabis/parson https://github.com/kgabis/parson