Comment by lifeisstillgood
3 hours ago
>>> The image is not stored at any point.
The very first computers (Manchester baby) used CRTs as memory - the ones and zeros were bright spots on a “mesh” and the electric charge on the mesh was read and resent back to the crt to keep the ram fresh (a sorta self refreshing ram)
Why didn't that catch on pre-transistor? Feels like you'd get higher density than valves and relays.