One of the nice things is that all the merging rules are commutative associative and idempotent. Not subtly changing the semantics when you move fields around (

One of the nice things is that all the merging rules are commutative associative and idempotent. Not subtly changing the semantics when you move fields around (willingly or unexpectedly during e.g. a git merge operation) is a huge plus for me. From the lexical point of view, I don't see the usual red flags that plague yaml (where v1.0 is a string but 1.0 is a number