Remarkable comparison! I'm surprised it had only one parity bit per 15-bit word. Even on Earth today we keep two parity bits per 8-bit word in most of our serve

Remarkable comparison! I'm surprised it had only one parity bit per 15-bit word. Even on Earth today we keep two parity bits per 8-bit word in most of our servers. > IBM estimated in 1996 that one error per month per 256 MiB of RAM was expected for a desktop computer. https://web.archive.org/web/20111202020146/https://www.newscientist.com/blog/technology/2008/03/do-we-need-cosmic-ray-alerts-for.html https://web.archive.org/web/20111202020146/https://www.newsc...