MAN OF THE HOUSE.

BILL WEIR (ABC NEWS) (Off-camera) There are a few tinkeres in history who really understood that a good tool is handy, but a beautiful tool is loved. Steve Jobs was one guy who understood that marriage of function and design, and James Dyson is another. He decided that most vacuum cleaners suck, and not in a good way. So he built a more elegant way to clean our floors and dry our hands and cool our homes, and this tinkerer became a billionaire knight. Here's ABC's Rebecca Jarvis. [ABSTRACT FROM PUBLISHER]