Transcription: You've now gone through the process of checking a document for being well formed. And I deliberately chose XML Notepad as our first parser because it is a validating parser, not a non-validating parser. A validating parser also checks content. The reason I did that was so that you could see the advantage of having both. The XPAT parser is one of the most common that you will ever see out there. I highly recommend it to you. It's a good parser, but it's also a non-validating parser. And it has an advantage over, say, a validating parser because is then you can just check the actual structure. Y ...