From Einstein to Xbox: The IFA consumer electronic...
MiniDisc at IFA 1991
Introduced in 1991, Sony's MiniDisc was positioned as a replacement for the then ubiquitous compact cassette. It offered more than an hour of digital recording space on a 2.5-inch disc, but it failed to gain mass-market acceptance in most markets.
From Einstein to Xbox: The IFA consumer electronics exhibition turns 50