History of Minidisc is found on computer Internet and technology site

[contactmda]

The article reads, "The MiniDisc (MD) was first introduced to the market by Sony in 1992 as a replacement to the audio cassette. Developed during the late 1980's, MD used a magneto-optical system to store data recorded in real-time on a rewriteable medium. ..."

[stormtrooper]

Interesting article. Thanks for the link.