The article discusses how advancements in AI and large language models (LLMs) have made it possible to optimize software performance with minimal human effort, allowing for dynamic custom software tailored to specific workloads. The author provides examples of how LLMs can be used to optimize regex engines and game AIs, achieving significant performance improvements. The article also touches on the idea that the cost of optimizations has decreased dramatically, making it more feasible to invest in performance improvements. As a result, the author believes that there is no reason for software to be slow anymore.