On last week’s episode of Geeks&Beats, co-host Michael Hainsworth and I wondered aloud on what was behind the avalanche of isolated vocal tracks appearing on YouTube and Soundcloud. Who was releasing them? And how did they gain access to the master tapes? An email from audio tech Emi sheds some light on the matter. While you are right, in that the master tracks are sometimes imported into digital multitrack sessions (i.e. The Sums and Queen), engineers that have copies of the masters and...