"The public" is not a good market. Find a small set of people who really need what you're thinking of, and grow from there. There are a lot of people working

"The public" is not a good market. Find a small set of people who really need what you're thinking of, and grow from there. There are a lot of people working on cool tech for important problems. You just don't hear about them because its much easier to share the latest silly app with your friends.