> It was a graphical notation for describing code The most useful bits weren’t even that but more of a graphical representation of a data model. Data models ar

> It was a graphical notation for describing code The most useful bits weren’t even that but more of a graphical representation of a data model. Data models are useful in describing interfaces between components but they’re useless in helping with the codification of business rules. My memories of the time are ones of contempt for those that thought the completed UML represented 80% of task completion and that all that was left was implementation “details”.