For the spontanous who are in Berlin or can make it to Berlin.. This one might help to understand the deeper fundamentals of vvvv gamma..

https://nodeforum.org/announcements/fullday-workshop-visual-programming-for-coders/

You will learn how to:

• Translate your knowledge about object oriented programming into the visual paradigms of VL
• Write VL nodes in C#
• Extend your application with third-party libraries from the internet while it is running
• Convert textual code into visual code
• Use generics

Requirements:

• Bring a Windows laptop
• Bring a 3 button mouse
• No prior knowledge of vvvv needed
• You should be familiar with words like class, method, interface and generics and have a basic understanding of programming.
• Please come with Visual Studio 2019 installed as this takes a while