Sure, but you're talking "mildly useful", rather than "replaced programmers 30 years ago, programmers don't exist anymore". (Also, I'm _fairly_ sure that seque

Sure, but you're talking "mildly useful", rather than "replaced programmers 30 years ago, programmers don't exist anymore". (Also, I'm _fairly_ sure that sequence diagrams didn't originate with UML; it just adopted them.)