People should always listen for themselves, it's the only way to know who's lying. I mean, I agree that keeping up with this story is a poor use of time, but telling folks "Don't Listen!" like Navi doesn't help people to reach their own decision for a given situation.
Plus, aren't you kind of doing the same thing as DS but on a smaller scale? Using a billion fewer words than him, thankfully, but then again he is actually providing a smidge of information.