For people interested in this, there's also a recent project https://github.com/overtone/overtone which looks similar, using Clojure though (which seems to deem itself better to live programming).
Yeah, he started out with Overtone + a special emacs configuration (emacs-live) and had a short-lived duo called Meta-eX playing music using that setup: https://meta-ex.com/
For people interested in this, there's also a recent project https://github.com/overtone/overtone which looks similar, using Clojure though (which seems to deem itself better to live programming).