1. Be extremely skilled at a fairly narrow domain that hasn't been explored very well. 2. Work hard on the project for a continuous period of time. 3. Be fort

1. Be extremely skilled at a fairly narrow domain that hasn't been explored very well. 2. Work hard on the project for a continuous period of time. 3. Be fortunate enough to have picked something that the rest of the world wants. And then your chances are still a "maybe". So you can't necessarily plan for it.