I was going to say the same thing. As an EE in the late 80s I got to use some kick-ass workstations and leading edge GUI frameworks (e.g. MentorGraphics). The c

I was going to say the same thing. As an EE in the late 80s I got to use some kick-ass workstations and leading edge GUI frameworks (e.g. MentorGraphics). The company I worked for also wrote their own CAD system for VLSI design. I never touched DOS.