So I'm not the least bit familiar with XML, (so ignore me if this doesn't make sense) but why do we need the <html:*> part of the element? This seems like a gr

So I'm not the least bit familiar with XML, (so ignore me if this doesn't make sense) but why do we need the <html:*> part of the element? This seems like a great idea but if it requires all that redundancy ( <html:html> ) I have trouble seeing this used in practice.