I would think that in the few remaining CPUs specially designed to run Lisp have a significant historical value. Just having a working original Lisp Machine is

I would think that in the few remaining CPUs specially designed to run Lisp have a significant historical value. Just having a working original Lisp Machine is extremely rare these days - given that there were probably only 10000 ever being made and the older ones (from the early to mid 80s) are extremely fragile.