On 22 March, 1981, RCA introduced  a brand new but curiously retro analog video format, the SelectaVision CED VideoDisc system. Today the CED (Capacitance Electronic Disc) is all but forgotten but even at its most popular it wasn't well-known and was much widely-adopted than contemporaneous video formats like Betamax, VHS, and LaserDiscs. CED collection, Ron Treverton of Brantford, Canada (source: Personal … Continue reading VideoDisc Day — An introduction to the Capacitance Electronic Disc (CED)