16 years ago, a man named Eric Sink decided to document the process of creating, marketing and selling a small piece of software he had always wanted to build,

16 years ago, a man named Eric Sink decided to document the process of creating, marketing and selling a small piece of software he had always wanted to build, "Winnable Solitaire" which is, as you describe, always solvable. His series of articles coined the term "Micro-ISV" which was a once-common term for a small software company with approximately one employee. A category that is now covered under "Indie" developers. Here's the article that started it: https://ericsink.com/entries/Announcing_Winnable_Solit.html https://ericsink.com/entries/Announcing_Winnable_Solit.html (He didn't end up selling many copies, but we all learned a lot on the journey, it was very interesting at the time.)