It was more that you had a set of Notes documents and associated workflows which conformed perfectly to business operations when created, but then gradually got

It was more that you had a set of Notes documents and associated workflows which conformed perfectly to business operations when created, but then gradually got heavier and harder to change as they were adapted along with the business. There was nothing wrong with the coding as such, more the accrual of features and exceptions and new types of related document. It's a kind of tech debt for which a re-write is the appropriate solution, but that was the prohibitively expensive part.