There are many many good articles and discussion threads out there that discuss this same (or similar) scenario.

for example: this thread and this excellent article by tmoertel

=oQDlNWYsBHI5JXZ2VGIulGIlJXYgQkUPxEIlhGdgY2bgMXZ5VGIlhGV

In reply to Re^4: CDATA in an XML file for parsing. by dimar
in thread CDATA in an XML file for parsing. by nisha

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