Robots and AI By topgeams 1831 electric generator https://www.historyhit.com/key-inventions-of-the-industrial-revolution/ 1837 telegraf kommunikation https://www.historyhit.com/key-inventions-of-the-industrial-revolution/ 1871 computer https://en.wikipedia.org/wiki/Computer 1882 electric bus https://en.wikipedia.org/wiki/Bus 1930 loudspeaker https://en.wikipedia.org/wiki/Loudspeaker 1931 electric guitar https://da.wikipedia.org/wiki/Elektrisk_guitar 1947 video games https://en.wikipedia.org/wiki/Early_history_of_video_games 1970 glass-ceramic stove https://en.wikipedia.org/wiki/Electric_stove 1992 smartphone https://da.wikipedia.org/wiki/Smartphone 2012 zoom https://en.wikipedia.org/wiki/Zoom_Video_Communications