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
2001 (Dr. Dre album) and unchanged in the last ten years. Critics noted that Dr. Dre had differed from his effort to "clean-up his act" which he tried to establish with his 1996 single, "Been There, Done That" from "Dr. Dre Presents...The Aftermath". "NME" mentioned that the album was full of "pig-headed, punk-dicked, 'bitch'-dissing along with requisite dollops of ho-slapping violence, marijuana-addled bravado and penis-sucking wish fulfilment." Massey noted that the lyrics were overly explicit but praised his delivery and flow: "His rhymes are quick, his delivery laid back yet full of punch." The rhymes involve Dr. Dre's return to the forefront of hip