Lou Ottens, inventor of the cassette tape, dies aged 94

Lou Ottens twice revolutionised the world of music. Photograph: Jerry Lampen/EPA

Lou Ottens twice revolutionised the world of music. Photograph: Jerry Lampen/EPA

source https://www.theguardian.com/world/2021/mar/11/lou-ottens-inventor-of-the-cassette-tape-dies-aged-94