The function of camera ...

The function of camera movement is to assist the storytelling. That's all it is. It cannot be there just to demonstrate itself.
 Mike Figgis

Quotes from the same author

I would certainly say that films like Time Code and the Loss of Sexual Innocence were far more rewarding to me in terms of being able to move forward as a filmmaker.
 Mike Figgis
Then I became interested in drama, and almost by accident, I drifted into film.
 Mike Figgis
But I don't have such a strong desire to need to get away from filmmaking.
 Mike Figgis
I am intrigued enough to want to continue, and also to try and work with companies like Sony on modifying the cameras and making them more user-friendly and efficient.
 Mike Figgis