2001 (Dr. Dre album) were later cut from the final track list. The tracks have been leaked later on several mixtapes, including "Pretox". The album's production expanded on that of "The Chronic", with new, sparse beats and reduced use of samples which were prominent on his debut album. Co-producer Scott Storch talked of how Dr. Dre used his collaborators during recording sessions: "At the time, I saw Dr. Dre desperately needed something. He needed a fuel injection, and Dre utilized me as the nitrous oxide. He threw me into the mix, and I sort of tapped on a new flavor with my whole piano
Bose headphones $100, through 3rd party vendor ColorWare, similar to the custom Bose QuietComfort 15 headphones. Bose QuietComfort 25 won the "What Hi-Fi?" Sound and Vision annual award for "Best Noise Cancelling Headphones" in 2014, replacing their predecessor (the Bose QuietComfort 15). In June 2016, Bose released their QuietComfort 35 headphones, adding Bluetooth functionality to the QuietComfort line alongside the QuietComfort 25. They have a slightly refined version of the design of the QuietComfort 25 headphones; the color has been changed to a matte black with a silver option as well. Stainless Steel is used for the pivots of the ear cups,