Surround View creates a bird's-eye view of the vehicle by compositing images from four cameras around the vehicle, helping drivers maneuver in tight situations.
"That little worm's-eye view" provided by digital research "turns out to be quite helpful if you want to classify texts word by word and shows us just how complex our judgments and reactions to plays are, " says Witmore.
Eye on Wales says Mr Williams' view is echoed by many authorities, which are still committed to recycling, but do not believe it will be sufficient to reduce their waste by 2010.
This kind of test may even find its way in an augmented-reality device like Google Glass by tracking eye movements as an image moves across the field of view, as a recently uncovered patent suggests.