> There was a demon in memory. They said whoever challenged him would lose. Their programs would lock up, their machines would crash, and all their data would d

> There was a demon in memory. They said whoever challenged him would lose. Their programs would lock up, their machines would crash, and all their data would disintegrate. > The demon lived at the hexadecimal memory address A0000, 655,360 in decimal, beyond which no more memory could be allocated. He lived behind a barrier beyond which they said no program could ever pass. They called it the 640 K barrier. From https://www.filfre.net/2017/04/the-640-k-barrier/ https://www.filfre.net/2017/04/the-640-k-barrier/.