Of historical interest was Interlisp-D as a system that did structure editing and version management. it was at the beginning of time so getting it to work agai

Of historical interest was Interlisp-D as a system that did structure editing and version management. it was at the beginning of time so getting it to work again as a practical development environment is a lot of work. https://github.com/Interlisp/medley/issues/533 https://github.com/Interlisp/medley/issues/533