"In a way having some competition is a good thing because it validates your idea." No, it doesn't. Many people can be wrong about the existence of a market/pro

"In a way having some competition is a good thing because it validates your idea." No, it doesn't. Many people can be wrong about the existence of a market/problem. But to answer your question, "when you earn from your startup as much as you do from your job" is quite a safe point.