The following technologies have been researched between 1900 and 1990 almost entirely with *tax money*: Semiconductors, computing theory, GPS, GSM, satellites,

The following technologies have been researched between 1900 and 1990 almost entirely with *tax money*: Semiconductors, computing theory, GPS, GSM, satellites, airplanes, X-ray, optical cables, analog radio transmission and spread spectrum, industrial chemistry, solar power, nuclear power, vaccines, genetic research, and much more. Private companies putting together a search engine or uber or deliveroo are sitting on the shoulders of giants.