I think the dynamic was more that that software was slow when it was written, but had a long shelf life, so after a hardware upgrade or two it seemed very fast.

I think the dynamic was more that that software was slow when it was written, but had a long shelf life, so after a hardware upgrade or two it seemed very fast. I remember using Norton Commander (in DOS) on an 8086 and it was laggy scrolling a directory with 50 files.