This post discusses the development of a Java Just-In-Time (JIT) compiler and runtime that is implemented using Common Lisp. The author shares insights into the project, highlighting its potential to run Clojure, a dialect of Lisp that runs on the Java Virtual Machine (JVM), within a Common Lisp environment. It appears that the project is still under development, suggesting room for further enhancement and contributions. The comments praise the initiative, indicating a positive reception and excitement around the capabilities this project offers.