> Why is "how hard it is for beginners to understand a concept without reading a reference" a useful metric for measuring anything? So what if it's hard? -- Spe

> Why is "how hard it is for beginners to understand a concept without reading a reference" a useful metric for measuring anything? So what if it's hard? -- Spend an hour with the reference document, and your problems will go away. Or spend 0 hours reading the JSON reference to reach the same result.