Sorry I wasn't clearer about that. Much like there were Lisp machines in the 80s Mr. Moore ran(perhaps still runs) a company that does custom Forth machines.

Sorry I wasn't clearer about that. Much like there were Lisp machines in the 80s Mr. Moore ran(perhaps still runs) a company that does custom Forth machines. So he uses his own hardware and his own software, turtles all the way down so to speak.