Messaging - or programming with flows - is different from your grandpa´s object orientation. It´s so different, it needs time and effort to wrap your head around it. And it needs more information and perspectives than currently available.There are some initiatives underway like NoFlo or the Reactive Manifesto plus all sorts of frameworks on different levels of abstraction. But what´s missing is down-to-earth and easy to understand literature for the average developer.Paul Morrison´s Flow-Based Programming ......