The essence of XML is this: the problem it solves is not hard, and it does not solve the problem well.
Philip Lee "Phil" Wadler
American computer scientist known for his contributions to programming language design and type theory. In particular, contributed to the theory behind functional programming and the use of monads in functional programming, the design of Haskell, and XQuery. In 1984, created Orwell. Was involved in adding generic types to Java 5.0.