Current help output at screenshot generation time
Increment the value at key 'baz' by 1962.
C'mon, you've never needed to "find all the authors with names longer than 15 characters and then sort all of the letters in their name that are above 'm' in place?" Pshaw.
Drop regex's in anywhere you like, eg. "uppercase and reverse the characters in the value of the JSON object at this key that match this regular expression":
NB. in this example the JSON is roundtripped through the serialization process twice
