A 1/8" inch, analog audio tape format that was widely ... In the late 1970s and early 1980s, many of the first personal computers allowed audio cassette recorders to function as digital storage.

Cassette tapes were a major way of listening to (and recording) music througout the 1980s and 1990s and were in every hi-fi stereo, boom box, and passenger vehicle of the era. Their decline was ...