Remember Microcassettes? They were a dictation medium (but so was the original compact cassette) Invented in 1969 by Olympus as the standard cassette started gaining traction as a popular music medium. For a spell in the early '80s, Sony actually tried to make them as close to a serious audio medium as they could (as they did with the standard cassette.) Including stereo sound and Metal tape formulation microcassettes. The Microcassette Walkman even included a very rare microcassette version…
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