Lou Ottens (1926-2021)

Lou Ottens, inventor of the audio cassette, passed away March 6, 2021.
https://www.npr.org/2021/03/10/975598869/lou-ottens-inventor-of-the-cassette-tape-has-died
The Sound of the Past, Present, and Future
Lou Ottens, inventor of the audio cassette, passed away March 6, 2021.
https://www.npr.org/2021/03/10/975598869/lou-ottens-inventor-of-the-cassette-tape-has-died