That's perfectly fair. In my own case, blogging has changed how I conduct my hobbies, for the better. They say you don't understand something until you have to

That's perfectly fair. In my own case, blogging has changed how I conduct my hobbies, for the better. They say you don't understand something until you have to explain it to someone else. It has made my projects more robust, and often simpler, and the process has helped me uncover mistakes. I'm not sure that it has actually come with a cost. The mechanics are trivial thanks to GitHub and of course Git.