All our houses are built on sand now

And every one that heareth these sayings of mine, and doeth them not, shall be likened unto a foolish man, which built his house upon the sand: And the rain descended, and the floods came, and the winds blew, and beat upon that house; and it fell: and great was the fall of it. Matthew 7:26–27 This was originally going to be called something like, “How slopcoded is your programming language?” But as I gathered the data, I found something else – something worse. Almost every popular language is now substantially developed using LLMs. Particularly notable are C# and Ruby (both approximately one third of recent commits) and Julia (over half!). The languages that stand out in retaining their humanity are Chicken Scheme, Perl, Lua, Clojure, and – perhaps surprisingly for a project so closely associated with Oracle, a company who have gone all-in on hyperscale data centres and “AI” in everything – Java. However, all of these rely on a C compiler (indirectly via the JVM in the case of…