I think a directed graph is probably as intuitive and close to the truth regarding streaming audio/visuals that it is a very good mental model to have as an end

I think a directed graph is probably as intuitive and close to the truth regarding streaming audio/visuals that it is a very good mental model to have as an end user. Also, it’s wide spread use in e.g. blender and other professional video editors do make me think that it is a great abstraction.