Transcription: I know as a programmer you're going to write really good XML documents that are very clean and so easy to understand you're not going to need to comment. But comment anyway, because what's going to happen is you're going to have to maintain the document at some point or hand the document to somebody else and those comment blocks are going to save you in the long run. So like all good programmers, like we're always taught in programming school, treat XML documents just like you do any other programming language. Even though it's not really a programming language, it still gives us the ability t ...