Munich/Stuttgart (dpa) — When Marco Schieber manoeuvres his 40-ton truck through city traffic, there’s always a bit of fear. It’s not that the experienced truck driver can’t easily cope with the huge dimensions of the vehicle. No, what worries him is the blind spot. “As high as we sit in the cab and as short as the overhangs of the body are, we really can’t see large areas of the immediate surroundings,” he says during a driver training course for truck manufacturer MAN. Danger zone for pedestrians To illustrate his point, Schieber gets out and walks around the truck. Immediately he becomes in…