Moving closer or further is an interesting idea - except I expect I'd be watching video either sitting in a chair or lying down, and thus quite stationary. As

Moving closer or further is an interesting idea - except I expect I'd be watching video either sitting in a chair or lying down, and thus quite stationary. As for it adding to the experience, for optimal viewing in real life, we turn off the lights precisely to avoid the surroundings from distracting from the experience...