1. A method comprising: providing a transitory light control signal comprising successive images having a changing point of view that changes direction between said successive images, and storing said transitory light control signal comprising said successive images as a non-transitory light control signal, wherein said non-transitory light control signal is for later retrieval by a playback device for controlling light for presentation of said successive images to a viewer, wherein among said successive images for presentation to said viewer are at least four distinct visual fixation images presented in a second or two for attention of said viewer, each distinct visual fixation image comprising a distinct point of view with distinct resolution.