You are watching this either on a smart phone or a computer in almost all cases. These units require a chip to operate. The technology used in most chip making is produced by a very few companies, most by one company in Holland. Here is a video that describes the 30 year process it took to produce the present day chips and gives you some idea of how much was invested in research and some of the problems faced in building the first chip factory and the size of the main machine. Note, it can not be done with a coal fired forge and a blacksmiths anvil. It does however clearly indicates the fact that we have all of our eggs in one basket.
