Frédéric Hamel just presented our work on Gambit's new module system at the European Lisp Symposium. You can watch the presentation here: https://www.youtube.com/watch?v=8hoJBNHHg5I (including the “termite clock” demo at the end).
The slides are here: https://www.european-lisp-symposium.org/static/2020/hamel-feeley-slides.pdf
The paper is here: http://doi.org/10.5281/zenodo.3742443
Marc