Once the album format fractured and individual songs became the focal point of music consumption, companies like Pandora, iLike, Last.FM, iMeem, and others began the process of discerning the unique characteristics of each song , and building …. For others — having come of age during the proliferation of digital technologies; the social epidemic of file-sharing; the explosion in music choices; the splintering of genres into niches; the rise of the personalized music …