Against a wall in the lobby of the Firaxis office, there are two objects: An old leather desk chair, and an equally aged PC and CRT monitor in beautiful '90s beige. These obviously aren't just any ...

Whether your screen is a domestic TV or a dedicated monitor, the heat and voltage stress of driving a CRT made these devices significantly less reliable than many of their modern-day counterparts.

On an LCD or other fixed-pixel flat panel, Wolf3D looks far too chunky, but switch over to a CRT, and those harsh pixels blend properly, and the game looks exactly as it did in the early 90s.