When you post such an incomprehensible image, you have no right to comment “huh?”

Often factories want to get the maximum use out of their equipment since it’s very expensive and only lasts some finite number of years. Many factories run 24 hours a day in rotating shifts to minimize the downtime of their machinery.

Even more interesting… Imagine a 2 player co-op game. The “spy” player is playing a tactical fps, but has no minimap or enemy detection. The “handler” player is patched into all the security cameras and tells the spy where to go and where the enemies are.