Carpenter, Vangelis and Maurice Jarre. De Homem-Christo also stated that Tron was a strong influence on him as a child. "Maybe I only saw it two or three times in my entire life, but the feel of it is strong even now, that I think the imprint of the first [film] will not be erased by the new one. It has a real visionary quality to it." Bangalter recalled that he had composed heroic themes for the protagonists, while de Homem-Christo had written the darker musical cues. De Homem-Christo concluded that Tron: Legacy "was cut to the music. Usually, composers come in at the end when everything is done." The song "Computerized" featuring Jay-Z surfaced online years after the film was released. It tells a cautionary tale about relying too much on technology, with robotic voice singing "Everyone will be computerized" in the chorus. Jay-Z takes on the role of a Luddite in the lyrics, complaining about holding conversations over text messages and having a "broken heart on the email" and "an iTouch but I can't feel". Later, he raps: "Somebody tell me what's real / I don't know how I feel." "Computerized" was originally intended to be a single to appear in and promote Tron: Legacy, but was discarded after concerns of the lyrical content being too grounded to fit the film. The instrumental was instead used in the film score. Promotion The first theatrical trailer for Tron: Legacy featured the track "The Game Has Changed". A "special presentation" trailer featuring Daft Punk and their track "Derezzed" was released online on October 26, 2010. The official music video for "Derezzed" was released online on December 7, 2010. The video features Daft Punk playing an old arcade game in Flynn's Arcade, and an appearance by Tron: Legacy cast member Olivia Wilde. The video was later included as a bonus feature on the DVD and Blu-ray releases of Tron: Legacy. A deluxe edition of the album was made available from the official Tron: Legacy soundtrack website that includes a poster of Daft Punk as they appear in the film. In regions outside the United States, a two-disc special edition was made available for a limited time. As a pre-order bonus for the album on the iTunes Store, "Derezzed" was released as a single on December 8, 2010. The iTunes release of the album includes two bonus tracks: "Father and Son" and