Fibre (Fiber) vs Copper as Fast As Possible

Why is fibre better than copper in an all-out head-to-head showdown? If it’s that much better, why don’t we use it everywhere? Sponsor message: Fractal Design’s cases, power supplies, coolers, and fans feature minimalistic Scandanavian design and are built to last. Check them out at http://bit.ly/1CzzPVC source