The issue focused around files written on portable devices, including MP3 players, smartphones, USB drives, SD cards, flash drives, flash drives, SD cards, USB drives, USB drives, USB drives, USB drives, USB drives, USB drives, USB drives, USB drives, USB drives, USB drives, USB drives, USB drives, USB drives, USB drives, USB drives, USB drives, USB drives, USB drives, USB drives, USB drives, USB drives, USB drives, USB drives, USB drives, USB drives, USB drives, USB drives, USB drives, USB drives, USB drives, USB drives, USB drives, USB drives, USB drives, USB drives, USB drives, USB drives, USB drives, USB drives, USB