Classical music (music created by musicians who are commonly not classically trained, often from a purely oral tradition). Some composers, like Dvořák and Smetana, have used folk themes to impart a nationalist flavor to their work, while others like Bartók have used specific themes lifted whole from their folk-music origins. Certain staples of classical music are often used commercially (either in advertising or in movie soundtracks). In television commercials, several passages have become clichéd, particularly the opening of Richard Strauss' "Also sprach Zarathustra" (made famous in the film "") and the opening section "O Fortuna" of Carl Orff's "Carmina Burana"; other examples
Space Odyssey be too expensive, so the voyage in the film is to Jupiter instead. The second book, "2010", retcons the storyline of the first book to make the destination Jupiter as seen in the film. Clarke stated that the "Time Odyssey" novels are an "orthoquel" (a neologism coined by Clarke for this purpose, combining the word "sequel" with "ortho-", the Greek prefix meaning "straight" or "perpendicular", and alluding to the fact that time is orthogonal to space in relativity theory) to the "Space Odyssey" series. Space Odyssey The "Space Odyssey" series is a series of science fiction novels by the writer