The primary benefit of this solution is that we facilitate our goal of creating an asynchronous, message-driven system while delegating the heavy lifting of running both an append-only, sharded database and stream processing clusters to the cloud provider. This in turn allows the team to focus on architecting an appropriate topology of streams to ensure proper bulkheads. When defining your stream topology, you should consider creating separate streams for different user communities. For example, a front-office stream would ensure customers are not impacted by a failure in the back-office stream used by employees.
Event Stream services are typically regional and do not support regional replication. This is actually a good ...