tl;dr:"There is no expectation or obligation to ever become more. It is just for fun, learning, and curiosity. I can add whatever features I want. I can use whatever technologies I want. I can throw it all away if I want. These are the projects I yearn for and look forward to when I'm busy with work."
tl;dr:"Java developers backtracked every 6 minutes, meaning they reverted their code to a previous state." Austin has developed a few years ago as an Atom plugin, letting you swipe through your code history on a timeline.