A couple of these can quickly and easily connect a copper pair telephone line in almost any location,
The restrictions and inconveniences involved in welding fibre optic cable were ignored when the decision was made to replace POTS using copper with VoIP using fibre.
Yes, but the big advantage of fibre, is the sheer amount of data, or the phone calls a single fibre can support. It is also regarded to be much more robust, and reliable, when compared to copper.