Overall this sounds good, but: > 1. Almost no statefulness, which was great for scalability. This is called "eventual consistency", it's probably fine in prac

Overall this sounds good, but: > 1. Almost no statefulness, which was great for scalability. This is called "eventual consistency", it's probably fine in practice but you still do have a lot of state. Personally, if I have any in-application state at all, I would use a sticky cookie on the LB to send each client to the same instance.