Roid rage is mostly a myth when it comes to regular T

The green thing on the white box above is a 4x sc apc fiber connector

Theyre not. Since there is optical fiber involved (laser) the light inside white cables work better in a bright environment, there will be less light attenuation leaking out. The reverse is true in a dark environment, dark cables will block more light keeping it inside of the cable, leaving more data intact without loss.