If one is in a situation where you are required to use a URI (simple strings would not do)...how would you refer to the concept of an HTML5 element ("div", "li", etc.)? As a starting point for what ...
I usualy submit simple text urls list as sitemap on Google webmaster tools. It's just a matter of simplicity, a simple text file is lightweight, easier to read also for humans (actually for me). :) ...