[_zbkl]

A "Hobby" project turning into a business is a rarity. It comes down to expectations of returns.

If you want a business, a monetize-able product, you have to think about sales. The observation that majority of Software start-ups fail to avoid the mistake #1 from this article is accurate. And majority of Software start-ups start with an expectation of monitory returns.

If the expectation is a personal sense of fulfillment, anything other than a business for that matter, then what you are creating becomes more of an art than a product. There is a chance you might earn from it, but it is slim.