Judging from the context, the user interface was fine in the days of limited resources (a 16 kiloword PDP-11 was cited) but then modern computers have the resou

Judging from the context, the user interface was fine in the days of limited resources (a 16 kiloword PDP-11 was cited) but then modern computers have the resources for better user interfaces. They clearly didn't realize that even more modern Unix kernels would require hundreds of megabytes just to boot.