In the "bank account" example add a cross account transfer to show how the transaction itself can be backed by an event stream and that can be acted on as a form of saga.
This could also demonstrate the idea of the causation identifier which would link the source withdrawal and the target deposit to the transfer command identifier.
In the "bank account" example add a cross account transfer to show how the transaction itself can be backed by an event stream and that can be acted on as a form of saga.