In this week’s Flightless Bird, David Farrier sets out to understand America’s obsession with Valentine's Day. Why do Americans fork out $20 billion each year in an attempt to woo a mate or prove their love to an existing one? David discovers he doesn’t have a valentine, so interviews online dating coach Perri Schneider. What are the do’s and don’ts of American dating? Farrier then discovers that sales of vibrators go up on and around Valentine's Day, so talks to engineer Anna Lee of Lioness who invented a smart vibrator. What can we learn from this smart vibrator, and why has the clitoris been mistaken for the nose when it comes to the world of vibrator technology?

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