"A few weeks ago, I was talking to some people about the nerdy things I work on, and the nerdy things I like. The conversation inevitably turned to Emacs and Lisp, and someone asked why I liked them so much. There are a lot of reasons, but I think the main one is that it’s such a pioneering and influential language, and most people aren’t aware of it. An astonishing number of language features we take for granted owe their existence to Lisp..."