Joined: 5 Oct 06
The full name of that file is "app_config.xml"
The xml bit is important: it tells you what type of file it is, and therefore where to look for the answer to your question. A search for 'xml comment format' took me to
Warning - BOINC doesn't always implement every feature of a file format - it only handles the parts that are commonly needed. Experiment with a simple comment to start with, and check it with the 'unparsed_xml' event log flag.
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