Ah yes, a gripping tale of corporate rise and fall told through the lens of #obsolete technology—because nothing screams "captivating" like old computer chips and #aerospace #trivia 🚀💾. Ken Shirriff's blog: come for the IC reverse engineering, stay for the riveting history of things no one asked for. 📚🔍
https://www.righto.com/2026/03/ibm-4-pi-computer-history.html #corporatehistory #tech #KenShirriff #reverseengineering #HackerNews #ngated
The rise and fall of IBM's 4 Pi aerospace computers: an illustrated history

The morning of April 12, 1981, 20 years to the day after Yuri Gagarin became the first person in space, the Space Shuttle thundered into the...