They only take guards who FAIL the vision test- they get less distracted by things, and that's why they have to be so close to the wall to stare at it. And James' character is wearing Danger-Sensitive Sunglasses (TM).
Heaven forfend that games not have guards who patrol bases in easily-predictable patterns... Imagine the gamer-rage that would result if they randomly looked different ways now and again...
Heaven forfend that games not have guards who patrol bases in easily-predictable patterns... Imagine the gamer-rage that would result if they randomly looked different ways now and again...