I'd argue that a lot of people are moving from Kafka to NATS. NATS and Kafka serve different purposes and for many use cases related to APIs, NATS has a lot more to offer, like like wildcard topic topologies.
Ce n'est pas un Kafka: Kafka is a Protocol
Apache Kafka is an aging open source project. It's time to accept that Kafka's protocol is what matters. (https://materializedview.io/p/ce-nest-pas-un-kafka)