- How to model the actors vs the bank accounts? One per account?
- Where is the persistence really handled?
- How to stop the user sending sensitive messages:
- E.g., Out Of order to an actor
- E.g., PIN is very sensitive. Is there an SSL equivalent?
- How to handle the borders/frontier of my actor system. When connecting the actor to the Printer, how to do it? Now, it's using a "Success printing" event, to help with the synchronization
Imagine an ATM with two card slots, so two users can auth at the same time