Build something and then go find some regular non-technical people and watch them try to use it. Go to starbucks and show it to people. Ask your family and fr

Build something and then go find some regular non-technical people and watch them try to use it. Go to starbucks and show it to people. Ask your family and friends to play with it. It'll be painful at first, but you'll learn a lot. Ultimately, I'm a big fan of finding a design / UI person who really knows their stuff. The difference is incredible.