One particularly memorable on-call shift had a phenomenal amount of pain caused by the use of CSV somewhere along the line, and a developer who decided to put a

One particularly memorable on-call shift had a phenomenal amount of pain caused by the use of CSV somewhere along the line, and a developer who decided to put an entry "I wonder, what happens if I put in a comma", or something similar. That single comma caused hours of pain. Quite why they thought production was the place to test that, when they knew the data would end up in CSV, is anybody's guess. I think Hanlon's razor applies in that situation.