Don't insult SGML!! SGML is actually quite nice. With omitable and case-insensitive tags, its pretty easy to work with if it is used in its intended domain: doc

Don't insult SGML!! SGML is actually quite nice. With omitable and case-insensitive tags, its pretty easy to work with if it is used in its intended domain: document markup. YAML is great for exchanging data but SGML and YAML target different problems.