Well the Guardian IT supplement announced that XML was having it's 7th birthday on 10.02.05... which is nice. What is also nice is how they're talking about everything being based on XML!
We know this because of SVG, a graphics format based using XML. I love SVG!
They (Simon Bisson) did get it a little wrong when they talked about the development of XML, "building on the work done with SGML (Standard Generalised Markup Language) and the web's HTML (HyperText Markup Language), XML was intended to be a common platform for data exchange accross the rapidly growing internet and become the lingua franca of the connected world."
Here's a link to the article.