Second for NATS. I've deployed Core NATS as few times now at scale, including within financial trading. It's been a dream to operate. I have limited experienc

Second for NATS. I've deployed Core NATS as few times now at scale, including within financial trading. It's been a dream to operate. I have limited experience with JetStream, but coming from Kafka and Rabbit MQ, it seemed nearly as featureful but also easier to maintain.