Interesting read from the dev list https://goo.gl/dP4ae4 <https://goo.gl/dP4ae4>;. Looks like Cassandra might be moving away from SEDA[1] in favor of a non-blocking, reactive architecture that might build on either RxJava or Reactive Streams. [1] https://en.wikipedia.org/wiki/Staged_event-driven_architecture <https://en.wikipedia.org/wiki/Staged_event-driven_architecture>