> Text is great, and in parallel with UML's demise, the industry got amazing at succinct technical writing: the README.md in a github repo. But sometimes a pict

> Text is great, and in parallel with UML's demise, the industry got amazing at succinct technical writing: the README.md in a github repo. But sometimes a picture really is worth a thousand words and I still miss it. I think the decline in UML started with the decline of Waterfall as more teams adopted Agile. To state it more generally, more teams adopted ways of working that had shorter feedback cycles (relative to Waterfall) and unfortunately UML diagrams get in the way of that since they are not testable or easily made into prototypes [1] that can be shown to the customer for quick feedback. 1: That didn't stop people from trying. Enterprise Architect from Sparx Systems readily comes to mind https://sparxsystems.com/ https://sparxsystems.com/