Ken Shirriff
@kenshirriff@oldbytes.space
Computer history. Reverse-engineering old chips. Restored Apollo Guidance Computer, Xerox Alto. Ex-Google, Sun, Msft. So-called boffin.
oldbytes.space
Ken Shirriff
@kenshirriff@oldbytes.space
Computer history. Reverse-engineering old chips. Restored Apollo Guidance Computer, Xerox Alto. Ex-Google, Sun, Msft. So-called boffin.
oldbytes.space
@kenshirriff@oldbytes.space
·
Mar 29, 2026
There were many more models of System/4 Pi computers, including refrigerator-sized computers used on submarines; see my article for details: https://www.righto.com/2026/03/ibm-4-pi-computer-history.html
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