MemBus: A more complex rich client setup

Let us consider a more complex Bus setup in order to understand the capabilities of the different parts of the infrastructure:

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What are we expressing here?

This is an example where you perform Requests with messages that may be long running: They are published and the UI would have to wait until a “Response” becomes available. The Transport-messages mark those cycles such that a UI can use them in a general form to provide feedback to the user that something is happening.