I think in scale only. We are still using the same computer architectures, operating systems, and base networking protocols available in 1973. The scale of cl

I think in scale only. We are still using the same computer architectures, operating systems, and base networking protocols available in 1973. The scale of clock speeds and storage amounts would be astonishing to someone back then. I also believe that if you told them that you'd go to a terminal and type "ls" to list the contents of a directory they would be astonished that that hadn't changed in 50 year.