And when you had to attack the innards they had actually put some thought into how the case was constructed. The wires were always secured in clips which you could unhook and hook back again to you hearts content. Stuff colour coded etc.
Have you seen the innards of recent HPs ?
Desktops are neat and servers are almost a work of art.
HP started with the "tool-less" motto and then built upon that. Very easy to work on.