The Importance of Timing in a Business

What is the problem I want to solve? And if I'm successful in solving it, would it move the needle for the humanity? Second part is why now? Is the time now or the time was 10 years ago or the time actually is 10 years from now? What do you expect to happen in the next three to five years that will allow you to solve this problem at scale in 3 to 5 years? That means you're intercepting the tomorrow's technology exponentially growing.