almost derailed a promising project occurred when Sony temporarily abandoned work on music CDs in the mid-1970s because 18 hours of music on a CD was not considered commercially viable Their problem was they were fixated on the current way of recording music by taking as their starting point the 12-inch LP record. they overcame that fixation and decided that CDs could be smaller, they returned to the project and revolutionized the music industry (Ward, 2004)