You're right, but that's so easy to do unless the problem matters and is something that people are not easily able to realize on their own. In this case, I'd s

You're right, but that's so easy to do unless the problem matters and is something that people are not easily able to realize on their own. In this case, I'd say JSON not being the fastest it could possibly be doesn't matter too much. As a result, pointing that out isn't particularly valuable, but could be a bit more valuable if there was an easy-to-adopt solution also being proposed.