Marketing experts used to insist that every product and service had to have a USP, at least one unique feature that could be distilled into a 60-second sales spiel, the equivalent of a single written paragraph. But this idea was usurped by the view that what really matters in marketing a product or service is its positioning, where it sits on the spectrum of customer needs. Indeed, uniqueness is rare, and coming up with a continuous stream of products with unique features is, in practice, extremely difficult.