(FILES) This file photo courtesy of Pandora taken on June 15, 2011 shows the corprate logo for Pandaora, a company which creates personalized radio stations for users based upon their favorite artists or songs. Internet radio leader Pandora unveiled plans on September 15, 2016 to challenge streaming stalwarts such as Spotify by undercutting them on price and matching them with on-demand music.The move comes after prolonged market jitters over the future of Pandora at a time that on-demand streaming is remaking the music industry. / AFP PHOTO / PANDORA / --/AFP/Getty Images