That kind of thing needn't be confined to PCs: You might order a book made up of six chapters on Russian stamps from six different books, or a CD with 12 tracks you specify, or a pair of pants cut to your measurements.

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Going from a state school to a prestigious engineering institution, he was floored on the first day when a professor expected everyone to have already learned the material in the first six chapters of an algorithms textbook.

CNN: His other car is on Mars