Kudos where it's due: not many design houses use tanks in their illustrations of a new road safety concept. Transparentius, as with most good ideas, is remarkably simple -- you jack a camera onto the front of a truck, or lorry as they're known in some places, and then project that image onto the back of your hulking transporter. The effect of this is to render the truck figuratively transparent for the driver behind, who is enriched with a