MP3: The Meaning of a Format recounts the hundred-year history of the world's most common format for recorded audio. Understanding the historical meaning of the MP3 format entails rethinking the place of digital technologies in the larger universe of twentieth-century communication history, from hearing research conducted by the telephone industry in the 1910s, through the mid-century development of perceptual coding (the technology underlying the MP3), to the format's promiscuous social life since the mid 1990s.
