Minor complication: For its user interface Symbolics Genera needs the "cursor warp" feature, since it moves the mouse cursor under UIMS control. Noteworthy: CL

Minor complication: For its user interface Symbolics Genera needs the "cursor warp" feature, since it moves the mouse cursor under UIMS control. Noteworthy: CLX is written in Lisp and does not use Xlib (which is a C library).