Merlin's Apprentice (Cd-i Technology) - Other

CD-I (definition from answers.com) (Compact Disc-Interactive) A compact disc format developed by Philips and Sony that holds data, audio, still video and animated graphics. It provides up to 144 minutes of CD-quality stereo, 9.5 hours of AM-radio-quality stereo or 19 hours of monophonic audio. CD-I includes an operating system standard as well as proprietary hardware methods for compressing the data further in order to display video images. CD-I discs require a CD-I player and will not play in a CD-ROM player. The standard specification for the CD-I format is contained in a document entitled the Green Book