Make An easy template edit using a product

[Developer]

i see a hack that using a template edit using a product and it is wonderful
this hack made by MarcoH64 , Private Message Workbench: Read, Search, Delete, Report and more
and the product for no template edit was like that
mY Comments in Green

<?xml version="1.0" encoding="ISO-8859-1"?>

<locations productid="product id here">
    <location template="template name" location="location i don't know what is this" title="title">
        <search><![CDATA[Search for text in template]]></search>
        <replacement><![CDATA[replace with]]></replacement>
    </location>
</locations>