I was thinking in terms of the ability to do the OS with LISP with some of its advantages in development, maintenance, or customization per user. Except done on

I was thinking in terms of the ability to do the OS with LISP with some of its advantages in development, maintenance, or customization per user. Except done on modern systems in ways users might actually use. I still thank you for the response since I like learning about LISP machines and reasons for failure. This is a nice list of stuff to avoid in the next one where applicable.