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Or any other is the point. I mean even locally I depend on commits as save points to just allow me to go crazy and experiment with the code. I mean you can just

• nolok 5y ago
  Not saying you're wrong, but to explain "how is that possible over 20 years without ever blowing things up": he says he uses visual studio since the beggining (the full blown ide). Since he's working alone, he can easily use the local backup feature of it, which allow to easily rollback to automatically made copies of files, diff and cherry pick between current and backups, etc ... It's basically done automatically for you. As long as you save your project regularly and don't need to merge code with anyone, it can go a long way.