Michael Gartenberg distills Apple's approach in introducing the iPad product down to a four-pronged strategy:
1. Define what your product does2. Leverage what you've done before3. Make your product additive to your ecosystem4. Solve a problem, don't be a feature
Having done these four things sets a foundation for a great product launch. This is one reason why Steve Jobs has such great presentation success. He believes in, has confidence in, and is generally be excited about what he's presenting. Others take note. Maybe someone should