Well, if the domain expert wrote the first pass at it, think of the cycles of writing specifications, design, programming, and only then finding out the specs w

Well, if the domain expert wrote the first pass at it, think of the cycles of writing specifications, design, programming, and only then finding out the specs were wrong, got skipped. That's a huge time savings, and as a bonus you have working code to refactor or use as a specification. Microsoft Access is an amazing database, it manages related tables automatically, and can scale up to working with ODBC and SQL database back ends easily.