They fiberize to future-proof. Kung pabilisan ng bandwidth ang competition, iwan ka kung naka copper.

And yes mas prone lagare-tanso-in ang copper mahal kasi per kilo sa junk shop. Then kung nakidlatan, pati home equipment mo sabog- kung palyado ang fuse at grounding.

May kanya kanya wire limit to set mean time to repair and service level agreements. Usually sa copper 400-600meters, residential multimode fiber up to 1km. The longer, the less reliable because of longer point of failure.