1935, proprietary name for piped music, supposedly a blend of music and Kodak, said to have been coined c.1922 by Gen. George Squier, who developed the system of background music for workplaces.
Sweet and bland background music; uninteresting taped music; elevator music: the theatre of media-buzz where ideas normally melt down into verbal muzak/ a nice guy with all the charisma of Muzak in a minor key
[1954+; fr the trademark of a company that provides prerecorded music to be heard in offices, elevators, etc]