So do they. But then the tiny tool they built for fun keeps expanding as they add features until it's useful, then really useful. And some eventually become a small, ignored, absolutely critical components in software used by millions. Too small or unsexy to get any money, but user errors or scammers or AI slop or bugs or feature requests lead to enormous volumes of email, comments, forum posts, vitriol, pressure, stress, angst, burnout, depression.