I didn’t have full-time revenue when I was doing this part-time. But it’s amazing. Once you have the time to focus on something, the opportunities that you hadn’t had time to notice before suddenly open up. Just the act of making something your focus almost makes your goal come to fruition. For years you think “too risky, too risky” and then once you make that jump, things fall in place.
…
I don’t think I’d ever have done this if I’d thought about doing it to make money. There’s not an enormous market for this service, but in a way that’s good. I came from a completely technical background. There’s not a marketing or sales gene in my body and I’ve had to learn a lot.
(from Evaluating weather forecast accuracy: an interview with Eric Floehr by John D. Cook)