Medieval Fibre Optics

deety said;

"I was driving up the Mologno road last night when I saw a very long neatly cut groove in the side of the road. A 3 inch diameter empty black plastic tube was being laid in the channel. Further up the Mologno road, towards the beginning of Barga is Telecoms main telephone switching system.. Now I wonder if what I saw was the first few hundred meters of Fast internet…. ? "

he then went on to say ........

Weekly Words for the Wise: Medieval Fibre optics