"Build a better mousetrap and the world will beat a path to your door" then. That's one my mother used to use a lot. Obviously a lot of products are built by p

"Build a better mousetrap and the world will beat a path to your door" then. That's one my mother used to use a lot. Obviously a lot of products are built by people who never ask anyone what their requirements are. Often those are the most successful products. Steve Jobs being the apogee of that approach to product design.