It has never been released? Interestingly other Lisp hackers were involved: "Real-Time Garbage Collection in a Multimedia Programming Language" https://pdfs.

It has never been released? Interestingly other Lisp hackers were involved: "Real-Time Garbage Collection in a Multimedia Programming Language" https://pdfs.semanticscholar.org/7fa1/6e4c4c92d45e4435646bacb275cd1a36fec4.pdf https://pdfs.semanticscholar.org/7fa1/6e4c4c92d45e4435646bac...