So - in my opinion, “back in the day” - BEFORE windows/Linux/unix/intel/dell (from 1950s thru, let’s say: 1985-1990 - before Unix/windows NT servers came into existence), and take this (at first) with a grain of salt: A mainframe was not ‘commodity’ hardware; each computer manufacturer (before AND during the advent of the seven dwarfs / BUNCH), had their own proprietary hardware AND OS software. … [Read more...]