>MIT AI... Not all, ITS and PDP10 can be emulated under Simh classic. Or you clone their github repo https://github.com/PDP-10/its and run mak

>MIT AI... Not all, ITS and PDP10 can be emulated under Simh classic. Or you clone their github repo https://github.com/PDP-10/its and run make download EMULATOR=pdp10-ka Macsyma, Lisp, Emacs, Adventure... are still alive. And maybe tons of code lying in the disk image. On truly lost stuff, I'd say the LSD-1 under the PDP10, which was a proto-vr/FPS walking around a wireframed town: https://www.sfmoma.org/artwork/2015.9.12/ https://www.sfmoma.org/artwork/2015.9.12/ More info: https://github.com/PDP-10/its/issues/616 https://github.com/PDP-10/its/issues/616 Yes, you can recreate it in a weekend with SDL2/C and basic trigonometry, but the original it's lost.