It is definitely over for the Kafka vendors. The event streaming market is saturated, and many companies are competing for a small slice of the pie. Confluent, the leading player in this space, is struggling. Its stock price has plummeted from an IPO peak of $91 to a range of $20-30, reflecting a troubling growth pattern. The company's cloud product growth is slowing, and overall revenue growth is hovering at 19.4%. Competitors like Snowflake and Databricks are outpacing Confluent, making it clear that the market for its offerings is limited. Kafka has become a commodity, with numerous providers entering the space. Major cloud players like AWS, Google, and Azure have their own Kafka services, and smaller startups are also joining the fray. This has led to significant price reductions, driven by new architectures such as WarpStream's diskless Kafka, which drastically cuts costs by outsourcing data storage. The ability to reduce networking costs by up to 97% will further intensify price competition. Stream processing, once viewed as a potential growth area, has not been lucrative for Confluent or other startups. While the company has made several attempts to monetize this segment, including through products like Kafka Streams and ksqlDB, these efforts have failed to gain traction. Flink, another acquisition, has only generated about $14 million in annual recurring revenue, illustrating the broader challenges faced by companies in this arena. Most real-time event processing firms are small and struggling to make a significant impact, further highlighting the industry's stagnation.