Aristotle (384-322BC) spent 20 years studying under Plato, and was himself the private tutor to the young Alexander, later "the Great." Aristotle's works include writings on biology, philosophy, and ethics. The relevance of Aristotle to audio hinges on one of his fundamental achievements: the development of the concept of purposefulness as an important part of intellectual inquiry.
Aristotle reasoned that what something "is for" is an important part of what it "is," and, conversely, that what something "is" provides important clues to what it "is for." For…