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by SteveMoody73 1682 days ago
In the late 90s I was involved in replacing a software for a financial system for a company that was written in a basic of all languages. It was complex and had almost no documentation. All knowledge of the system was in the head of the programmer of that system and he wasn't happy that his code was being replaced so he was reluctant to help.

The little document that did exist was hopelessly out of date. A lot of business was done on that software