Hydrogenaudio Knowledgebase talk:Main Page/Real talk
maybe saying something like that this page is a brief summary of topics on H.A.K. a more complete list can be found here.
And maybe some fun positive words to encourage people to participate in the wiki
and to make a note that when people submit "knowledge" to the wiki, that is safe from vandalisim. e.g. people won't loose there work by some idiot.