The Power of 'Wow' to Attract New Customers

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Years ago, millions of consumers discovered something that they never knew they needed: TIVO, which ultimately would change the way they watched television and disrupt an entire industry. That discovery shows how a truly unique product can become a must-have for consumers who never envisioned it before. But do inventors conjure up these products, or are they inspired by asking the market what it needs?  Eden Blair, a professor at Bradley University in Illinois, says it's a little of both.