Earlier quoted context omitted.
He answered a similar question (mine) below: https://news.ycombinator.com/item?id=13895615
Thanks. But for me, I am NOT looking for any external validation. Except my users, whom I deeply care about. My situation (being in a Developing country) is a little different from your IMHO.
Like I said there's nothing wrong with your approach. If you believe you're doing the right thing and you can see the growth then you are doing it right.
You WILL know when it's time to quit your job and commit when the time comes.