The days Lisp Machine dominated the world is far away from us. Lisp machine still be alive now adays though Symbolics
' business runs out of their money.
I don't know much of LIsp right now, so does Lisp Machine, but I think it's wonderful, and someday I will digg into it. Here is the BT seed of OpenGenera2.0, open version of one of the olddest Lisp Machine system. Enjoy it! :-)http://thepiratebay.org/tor/3769989/Symbolics_Open_Genera_2.0_for_Alpha_-_complete_package_with_Lisp