Some Useful Inheritance from HTML Improvements

DOM The Document Object Model (DOM) emerged from battles over Dynamic HTML, but has proven to be a solid foundation for a wide variety of XML projects.
CSS The incumbent style-sheet standard, CSS offers developers an easy way to format XML documents for both reading and editing.
HTTP and the rest of the infrastructure Despite its initial intent as a standard for handling requests for Web pages, HTTP has proven to be a ubiquitous and easily repurposed tool for a wide variety of information exchanges.