“Still, UML has become complex and clumsy. For 80% of all software only 20% of UML is needed. However, it is not easy to find the subset of UML which we would call the “Essential” UML. We must make UML smarter to use.”
The full post is a good review about the origins, the growth, and the current status of UML made by one of its three fathers. Ivar also argues about the current size of UML (really fat nowadays) and the necessity to put it on diet to achieve a kind of “Essential UML”. I like the idea of essential UML. It makes worthy to read it.
On the other hand, I want to stress the quote of Ivar Jacobson:
“For 80% of all software only 20% of UML is needed.”
I agree. My own quick usage stats of UML models when creating business software could be the following ones (please share your experience):