If one uses a computer to manipulate a character's image, changing appearance, dress, and the background scenery, one has performed functions traditionally handled by the writer, director, editor, costume designer, and set designer. Before delving into a discussion of legal principles, one should first define the medium. Multimedia works are those based on multiple media sources such as video, text, audio, photos, graphics, and animation. They are typically stored in digital form on magnetic or optical media. Some multimedia programs are interactive, meaning that the user can interact and control the direction, pace, and content of the program.
Current programming is based on CD-ROM technology.