The document discusses the development of media technology related to music from the 15th century to present day. Key developments include the printing press in the 1440s which enabled mass production of printed materials like magazines and books; the phonograph, gramophone and records invented in 1877 which allowed recorded sound playback, making music more accessible; and the internet created in 1993 which gave consumers infinite information on artists and genres. Modern technologies like social media, mp3 players, and smartphones have further increased access to music videos and marketing, helping artists spread information and sell more records.