The camera for an artist is just another tool. It is no more mechanical than a violin if you analyze it. Beyond the rudiments, it is up to the artist to create art, not the camera.
Dirk Gently [from Dirk Gently's Holistic Detective Agency], needs a sidekick, as all good detectives do, and he gets this message from the universe that this guy, Todd Brotzman, played by Elijah Wood, is the guy to help him through this mystery. But of course, that doesn't really explain the breadth of it.