There's very little truth in that old saying about the mousetrap that sells itself.
Most ventures fail.
That's a fact of business life that was lost sight of during the dot-com mania. Consider the long and arduous journey of American Biophysics, the East Greenwich company that makes the Mosquito Magnet. This story about the real world of good ideas began about 10 years ago on a Boy Scout camping trip. The bugs were vicious. Bruce Wigton, an electrical engineer, vowed to build the better mosquito trap.