There are four hard drives installed. Three are original, with Boris's sounds, [...] plus many libraries collected over the last 25 years dealing with top producers and musicians. These include libraries from: Pet Shop Boys, Trevor Horn, Hans Zimmer, Frankie goes to Hollywood, Art of Noise and many, many others. The complete Fairlight IIX library is also included.
See also: Peter Gabriel hitting TVs and recording The Rhythm of the Heat: