2023
BoualiAli - Apache Kafka Tutorial with Spring Boot Reactive & WebFlux | Kafka Tutorial 0:00 of 1:37:43
    https://www.youtube.com/watch?v=KQDTtvZMS9c
https://aiven.io/developer/first-steps-kafka-java-client-librar
    https://github.com/anelook/apache-kafka-first-steps-java