'There's no book that you can read that says "if the program crashes, try these things".' You are talking to a mechanic. This makes up a huge fraction of their

'There's no book that you can read that says "if the program crashes, try these things".' You are talking to a mechanic. This makes up a huge fraction of their job. On the flip side, cars usually come with design documents, testing tools, and standards. Software only wishes it could be so organized.