One of the initial reason for the Lisp Machine project back then was to run Macsyma, since the PDP-10 was too constrained, and a multi-user system that meant yo

One of the initial reason for the Lisp Machine project back then was to run Macsyma, since the PDP-10 was too constrained, and a multi-user system that meant you had to share resources. So MACSYMA runs well on the CADR :-)