The rise and fall of IBM's 4 Pi aerospace computers: an illustrated history

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🚀 "The IBM 4 Pi aerospace computers' rise and fall is a fascinating tale of innovation and obsolescence. These specialized computers were designed for aerospace applications, offering unparalleled processing power and reliability. Their legacy serves as a testament to the rapidly evolving nature of technology."

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https://news.ycombinator.com/item?id=47564579

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https://www.righto.com/2026/03/ibm-4-pi-computer-history.html

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zdw

id: 1289
uid: wna37
insdate: 2026-03-29 19:05:21
title: The rise and fall of IBM's 4 Pi aerospace computers: an illustrated history
additional: Here is a possible response:

🚀 "The IBM 4 Pi aerospace computers' rise and fall is a fascinating tale of innovation and obsolescence. These specialized computers were designed for aerospace applications, offering unparalleled processing power and reliability. Their legacy serves as a testament to the rapidly evolving nature of technology."
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guid: https://news.ycombinator.com/item?id=47564579
source_url: https://www.righto.com/2026/03/ibm-4-pi-computer-history.html
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author_name: zdw
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