June 6, 2023

But the language landscape has changed a lot since then, and realistically no programmer today cares about what made a language stand out 50 years ago. Clearly, the good ideas have been copied into other languages. Paul Graham even suggests this convergence towards Lisp is inevitable. I wouldn’t go so far. But this begs the question: Is there anything left? Are there any features that couldn’t be copied so easily into the various descendants of Algol? — What Are the Enduring Innovations of Lisp?